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commit 2650a4786cb13955c174ac6a7503171918b72a2f
Author: Gilles Sadowski <gillese...@gmail.com>
AuthorDate: Wed May 26 22:54:41 2021 +0200

    Unused "import".
---
 .../math4/legacy/analysis/differentiation/DerivativeStructure.java       | 1 -
 .../commons/math4/legacy/analysis/differentiation/SparseGradient.java    | 1 -
 .../legacy/analysis/integration/BaseAbstractUnivariateIntegrator.java    | 1 -
 .../math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java    | 1 -
 .../commons/math4/legacy/analysis/interpolation/LoessInterpolator.java   | 1 -
 .../legacy/analysis/interpolation/UnivariatePeriodicInterpolator.java    | 1 -
 .../commons/math4/legacy/analysis/polynomials/PolynomialFunction.java    | 1 -
 .../math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java  | 1 -
 .../legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java      | 1 -
 .../apache/commons/math4/legacy/distribution/EmpiricalDistribution.java  | 1 -
 .../main/java/org/apache/commons/math4/legacy/filter/KalmanFilter.java   | 1 -
 .../java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java  | 1 -
 .../org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java    | 1 -
 .../org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java     | 1 -
 .../java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java    | 1 -
 .../java/org/apache/commons/math4/legacy/linear/ArrayRealVector.java     | 1 -
 .../java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java    | 1 -
 .../java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java     | 1 -
 .../main/java/org/apache/commons/math4/legacy/linear/DiagonalMatrix.java | 1 -
 .../org/apache/commons/math4/legacy/linear/IterativeLinearSolver.java    | 1 -
 .../main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java    | 1 -
 .../commons/math4/legacy/linear/PreconditionedIterativeLinearSolver.java | 1 -
 .../java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java   | 1 -
 .../src/main/java/org/apache/commons/math4/legacy/linear/SymmLQ.java     | 1 -
 .../org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java    | 1 -
 .../commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java   | 1 -
 .../math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java       | 1 -
 .../math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java        | 1 -
 .../math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java       | 1 -
 .../math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java     | 1 -
 .../commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java   | 1 -
 .../org/apache/commons/math4/legacy/random/HaltonSequenceGenerator.java  | 1 -
 .../src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java    | 1 -
 .../legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java    | 1 -
 .../commons/math4/legacy/stat/descriptive/DescriptiveStatistics.java     | 1 -
 .../math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java     | 1 -
 .../commons/math4/legacy/stat/descriptive/StatisticalSummaryValues.java  | 1 -
 .../apache/commons/math4/legacy/stat/descriptive/SummaryStatistics.java  | 1 -
 .../math4/legacy/stat/descriptive/SynchronizedDescriptiveStatistics.java | 1 -
 .../math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java     | 1 -
 .../apache/commons/math4/legacy/stat/descriptive/moment/FirstMoment.java | 1 -
 .../commons/math4/legacy/stat/descriptive/moment/FourthMoment.java       | 1 -
 .../commons/math4/legacy/stat/descriptive/moment/GeometricMean.java      | 1 -
 .../apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java    | 1 -
 .../org/apache/commons/math4/legacy/stat/descriptive/moment/Mean.java    | 1 -
 .../commons/math4/legacy/stat/descriptive/moment/SecondMoment.java       | 1 -
 .../commons/math4/legacy/stat/descriptive/moment/SemiVariance.java       | 1 -
 .../apache/commons/math4/legacy/stat/descriptive/moment/Skewness.java    | 1 -
 .../commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java  | 1 -
 .../apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java | 1 -
 .../apache/commons/math4/legacy/stat/descriptive/moment/Variance.java    | 1 -
 .../java/org/apache/commons/math4/legacy/stat/descriptive/rank/Max.java  | 1 -
 .../java/org/apache/commons/math4/legacy/stat/descriptive/rank/Min.java  | 1 -
 .../apache/commons/math4/legacy/stat/descriptive/summary/Product.java    | 1 -
 .../org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java    | 1 -
 .../apache/commons/math4/legacy/stat/descriptive/summary/SumOfLogs.java  | 1 -
 .../commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java      | 1 -
 .../commons/math4/legacy/stat/inference/KolmogorovSmirnovTest.java       | 1 -
 .../java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java | 1 -
 .../apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java  | 1 -
 .../org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java     | 1 -
 61 files changed, 61 deletions(-)

diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructure.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructure.java
index 0d09042..db3d152 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructure.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/DerivativeStructure.java
@@ -28,7 +28,6 @@ import 
org.apache.commons.math4.legacy.exception.MathArithmeticException;
 import org.apache.commons.math4.legacy.exception.NumberIsTooLargeException;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /** Class representing both the value and the differentials of a function.
  * <p>This class is the workhorse of the differentiation package.</p>
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradient.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradient.java
index 68d05af..84a2320 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradient.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/differentiation/SparseGradient.java
@@ -28,7 +28,6 @@ import org.apache.commons.math4.legacy.FieldElement;
 import org.apache.commons.math4.legacy.RealFieldElement;
 import org.apache.commons.math4.legacy.exception.DimensionMismatchException;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * First derivative computation with large number of variables.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/BaseAbstractUnivariateIntegrator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/BaseAbstractUnivariateIntegrator.java
index dc89073..8c9e750 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/BaseAbstractUnivariateIntegrator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/integration/BaseAbstractUnivariateIntegrator.java
@@ -24,7 +24,6 @@ import 
org.apache.commons.math4.legacy.exception.NotStrictlyPositiveException;
 import org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.exception.TooManyEvaluationsException;
 import org.apache.commons.math4.legacy.util.IntegerSequence;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Provide a default implementation for several generic functions.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java
index 55db19e..b5c3528 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/FieldHermiteInterpolator.java
@@ -27,7 +27,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.ZeroException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /** Polynomial interpolator using both sample values and sample derivatives.
  * <p>
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/LoessInterpolator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/LoessInterpolator.java
index 37c2bd9..c56955c 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/LoessInterpolator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/LoessInterpolator.java
@@ -30,7 +30,6 @@ import 
org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implements the <a href="http://en.wikipedia.org/wiki/Local_regression";>
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/UnivariatePeriodicInterpolator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/UnivariatePeriodicInterpolator.java
index c89a5f0..3b6bdec 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/UnivariatePeriodicInterpolator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/interpolation/UnivariatePeriodicInterpolator.java
@@ -23,7 +23,6 @@ import 
org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NonMonotonicSequenceException;
 import org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Adapter for classes implementing the {@link UnivariateInterpolator}
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunction.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunction.java
index f99c61e..9d8068f 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunction.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunction.java
@@ -26,7 +26,6 @@ import 
org.apache.commons.math4.legacy.exception.NoDataException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Immutable representation of a real polynomial function with real 
coefficients.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java
index e10bd42..9462b8c 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/polynomials/PolynomialFunctionNewtonForm.java
@@ -22,7 +22,6 @@ import 
org.apache.commons.math4.legacy.exception.DimensionMismatchException;
 import org.apache.commons.math4.legacy.exception.NoDataException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implements the representation of a real polynomial function in
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java
index a6cc1ba..9d5de5e 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/analysis/solvers/FieldBracketingNthOrderBrentSolver.java
@@ -26,7 +26,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.util.IntegerSequence;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.numbers.core.Precision;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/EmpiricalDistribution.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/EmpiricalDistribution.java
index cc2881b..041f21f 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/EmpiricalDistribution.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/distribution/EmpiricalDistribution.java
@@ -43,7 +43,6 @@ import 
org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.stat.descriptive.StatisticalSummary;
 import org.apache.commons.math4.legacy.stat.descriptive.SummaryStatistics;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * <p>Represents an <a 
href="http://en.wikipedia.org/wiki/Empirical_distribution_function";>
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/filter/KalmanFilter.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/filter/KalmanFilter.java
index b49f869..5e6f93e 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/filter/KalmanFilter.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/filter/KalmanFilter.java
@@ -27,7 +27,6 @@ import 
org.apache.commons.math4.legacy.linear.NonSquareMatrixException;
 import org.apache.commons.math4.legacy.linear.RealMatrix;
 import org.apache.commons.math4.legacy.linear.RealVector;
 import org.apache.commons.math4.legacy.linear.SingularMatrixException;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implementation of a Kalman filter to estimate the state <i>x<sub>k</sub></i>
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java
index 5b3cef4..c1539b8 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/AbstractRealMatrix.java
@@ -29,7 +29,6 @@ import 
org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Basic implementation of RealMatrix methods regardless of the underlying 
storage.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java
index b8247db..474a6cb 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowFieldMatrix.java
@@ -30,7 +30,6 @@ import 
org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implementation of {@code FieldMatrix<T>} using a {@link FieldElement}[][] 
array to store entries.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java
index d4d8cbd..f57ec2b 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/Array2DRowRealMatrix.java
@@ -27,7 +27,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implementation of {@link RealMatrix} using a {@code double[][]} array to
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java
index b2ff81d..9d8944f 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayFieldVector.java
@@ -31,7 +31,6 @@ import 
org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.ZeroException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * This class implements the {@link FieldVector} interface with a {@link 
FieldElement} array.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayRealVector.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayRealVector.java
index f4c8725..95b8f7b 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayRealVector.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/ArrayRealVector.java
@@ -29,7 +29,6 @@ import 
org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * This class implements the {@link RealVector} interface with a double array.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java
index 332731f..b255b9c 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockFieldMatrix.java
@@ -30,7 +30,6 @@ import 
org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Cache-friendly implementation of FieldMatrix using a flat arrays to store
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java
index 0fa9a79..7dd1dd5 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/BlockRealMatrix.java
@@ -28,7 +28,6 @@ import 
org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Cache-friendly implementation of RealMatrix using a flat arrays to store
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/DiagonalMatrix.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/DiagonalMatrix.java
index e2302d0..c0d766a 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/DiagonalMatrix.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/DiagonalMatrix.java
@@ -24,7 +24,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.NumberIsTooLargeException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.numbers.core.Precision;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/IterativeLinearSolver.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/IterativeLinearSolver.java
index 6d83cd2..6270954 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/IterativeLinearSolver.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/IterativeLinearSolver.java
@@ -20,7 +20,6 @@ import 
org.apache.commons.math4.legacy.exception.DimensionMismatchException;
 import org.apache.commons.math4.legacy.exception.MaxCountExceededException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.util.IterationManager;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * This abstract class defines an iterative solver for the linear system A
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java
index d8eb3c5..8f074ae 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/MatrixUtils.java
@@ -34,7 +34,6 @@ import 
org.apache.commons.math4.legacy.exception.ZeroException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.numbers.core.Precision;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/PreconditionedIterativeLinearSolver.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/PreconditionedIterativeLinearSolver.java
index 94d94de..4195c19 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/PreconditionedIterativeLinearSolver.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/PreconditionedIterativeLinearSolver.java
@@ -20,7 +20,6 @@ import 
org.apache.commons.math4.legacy.exception.DimensionMismatchException;
 import org.apache.commons.math4.legacy.exception.MaxCountExceededException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.util.IterationManager;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * <p>
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java
index 0518538..0410e0e 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SparseFieldVector.java
@@ -28,7 +28,6 @@ import 
org.apache.commons.math4.legacy.exception.NumberIsTooSmallException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.math4.legacy.util.OpenIntToFieldHashMap;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SymmLQ.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SymmLQ.java
index 6e16c1d..8a4d7b1 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SymmLQ.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/linear/SymmLQ.java
@@ -22,7 +22,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.util.ExceptionContext;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.IterationManager;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * <p>
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java
index 944fe01..c65b032 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/MultistepFieldIntegrator.java
@@ -32,7 +32,6 @@ import 
org.apache.commons.math4.legacy.ode.sampling.FieldStepHandler;
 import org.apache.commons.math4.legacy.ode.sampling.FieldStepInterpolator;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * This class is the base class for multistep integrators for Ordinary
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java
index 4b02e52..1aee5f4 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdamsMoultonFieldIntegrator.java
@@ -31,7 +31,6 @@ import org.apache.commons.math4.legacy.ode.FieldExpandableODE;
 import org.apache.commons.math4.legacy.ode.FieldODEState;
 import org.apache.commons.math4.legacy.ode.FieldODEStateAndDerivative;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java
index 5377f50..94648d0 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/AdaptiveStepsizeFieldIntegrator.java
@@ -29,7 +29,6 @@ import org.apache.commons.math4.legacy.ode.FieldODEState;
 import org.apache.commons.math4.legacy.ode.FieldODEStateAndDerivative;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * This abstract class holds the common part of all adaptive
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java
index 64eaeb7..afa85d2 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldIntegrator.java
@@ -22,7 +22,6 @@ import org.apache.commons.math4.legacy.RealFieldElement;
 import org.apache.commons.math4.legacy.ode.FieldEquationsMapper;
 import org.apache.commons.math4.legacy.ode.FieldODEStateAndDerivative;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java
index d89a80e..03b1567 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince853FieldIntegrator.java
@@ -22,7 +22,6 @@ import org.apache.commons.math4.legacy.RealFieldElement;
 import org.apache.commons.math4.legacy.ode.FieldEquationsMapper;
 import org.apache.commons.math4.legacy.ode.FieldODEStateAndDerivative;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java
index 68765f7..f5ddea0 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/EmbeddedRungeKuttaFieldIntegrator.java
@@ -28,7 +28,6 @@ import org.apache.commons.math4.legacy.ode.FieldExpandableODE;
 import org.apache.commons.math4.legacy.ode.FieldODEState;
 import org.apache.commons.math4.legacy.ode.FieldODEStateAndDerivative;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * This class implements the common part of all embedded Runge-Kutta
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java
index d3e7d9c..e48e10b 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/HighamHall54FieldIntegrator.java
@@ -22,7 +22,6 @@ import org.apache.commons.math4.legacy.RealFieldElement;
 import org.apache.commons.math4.legacy.ode.FieldEquationsMapper;
 import org.apache.commons.math4.legacy.ode.FieldODEStateAndDerivative;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/HaltonSequenceGenerator.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/HaltonSequenceGenerator.java
index 3671b05..0fb7347 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/HaltonSequenceGenerator.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/random/HaltonSequenceGenerator.java
@@ -20,7 +20,6 @@ import 
org.apache.commons.math4.legacy.exception.DimensionMismatchException;
 import org.apache.commons.math4.legacy.exception.NotPositiveException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implementation of a Halton sequence.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java
index 2719d12..cfa9f7e 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/Frequency.java
@@ -30,7 +30,6 @@ import java.util.TreeMap;
 
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Maintains a frequency distribution.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java
index 6e3c21d..0da1b10 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/AbstractStorelessUnivariateStatistic.java
@@ -20,7 +20,6 @@ import 
org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.numbers.core.Precision;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/DescriptiveStatistics.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/DescriptiveStatistics.java
index a1abfd4..0610073 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/DescriptiveStatistics.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/DescriptiveStatistics.java
@@ -35,7 +35,6 @@ import 
org.apache.commons.math4.legacy.stat.descriptive.rank.Percentile;
 import org.apache.commons.math4.legacy.stat.descriptive.summary.Sum;
 import org.apache.commons.math4.legacy.stat.descriptive.summary.SumOfSquares;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.math4.legacy.util.ResizableDoubleArray;
 
 
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java
index 9af80eb..ee2471f 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/MultivariateSummaryStatistics.java
@@ -33,7 +33,6 @@ import 
org.apache.commons.math4.legacy.stat.descriptive.summary.SumOfLogs;
 import org.apache.commons.math4.legacy.stat.descriptive.summary.SumOfSquares;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.numbers.core.Precision;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalSummaryValues.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalSummaryValues.java
index 2d98f9f..cfd8117 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalSummaryValues.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/StatisticalSummaryValues.java
@@ -19,7 +19,6 @@ package org.apache.commons.math4.legacy.stat.descriptive;
 import java.io.Serializable;
 
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.numbers.core.Precision;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SummaryStatistics.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SummaryStatistics.java
index dc53c1e..224492e 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SummaryStatistics.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SummaryStatistics.java
@@ -31,7 +31,6 @@ import 
org.apache.commons.math4.legacy.stat.descriptive.summary.Sum;
 import org.apache.commons.math4.legacy.stat.descriptive.summary.SumOfLogs;
 import org.apache.commons.math4.legacy.stat.descriptive.summary.SumOfSquares;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.numbers.core.Precision;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedDescriptiveStatistics.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedDescriptiveStatistics.java
index 8d31880..ef07e2b 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedDescriptiveStatistics.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedDescriptiveStatistics.java
@@ -18,7 +18,6 @@ package org.apache.commons.math4.legacy.stat.descriptive;
 
 import org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implementation of
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java
index f421751..8d9f8b7 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/SynchronizedSummaryStatistics.java
@@ -18,7 +18,6 @@ package org.apache.commons.math4.legacy.stat.descriptive;
 
 import org.apache.commons.math4.legacy.exception.MathIllegalStateException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implementation of
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/FirstMoment.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/FirstMoment.java
index 90fb0fa..d1da0e5 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/FirstMoment.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/FirstMoment.java
@@ -20,7 +20,6 @@ import java.io.Serializable;
 
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Computes the first moment (arithmetic mean).  Uses the definitional formula:
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/FourthMoment.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/FourthMoment.java
index d4ab86d..4392f9a 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/FourthMoment.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/FourthMoment.java
@@ -19,7 +19,6 @@ package 
org.apache.commons.math4.legacy.stat.descriptive.moment;
 import java.io.Serializable;
 
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Computes a statistic related to the Fourth Central Moment.  Specifically,
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/GeometricMean.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/GeometricMean.java
index 895b247..6a5507e 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/GeometricMean.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/GeometricMean.java
@@ -26,7 +26,6 @@ import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivari
 import 
org.apache.commons.math4.legacy.stat.descriptive.StorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.stat.descriptive.summary.SumOfLogs;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Returns the <a href="http://www.xycoon.com/geometric_mean.htm";>
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java
index 4d53247..2791b9f 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Kurtosis.java
@@ -23,7 +23,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Mean.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Mean.java
index c5fb2de..82b23d2 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Mean.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Mean.java
@@ -24,7 +24,6 @@ import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivari
 import org.apache.commons.math4.legacy.stat.descriptive.WeightedEvaluation;
 import org.apache.commons.math4.legacy.stat.descriptive.summary.Sum;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Computes the arithmetic mean of a set of values. Uses the definitional
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SecondMoment.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SecondMoment.java
index 12ac493..943330e 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SecondMoment.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SecondMoment.java
@@ -19,7 +19,6 @@ package 
org.apache.commons.math4.legacy.stat.descriptive.moment;
 import java.io.Serializable;
 
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Computes a statistic related to the Second Central Moment.  Specifically,
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SemiVariance.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SemiVariance.java
index a47cb58..f590a84 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SemiVariance.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/SemiVariance.java
@@ -23,7 +23,6 @@ import 
org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * <p>Computes the semivariance of a set of values with respect to a given 
cutoff value.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Skewness.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Skewness.java
index 55d047c..2049245 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Skewness.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Skewness.java
@@ -23,7 +23,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Computes the skewness of the available values.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java
index e98c593..cae7c12 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/StandardDeviation.java
@@ -22,7 +22,6 @@ import 
org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.FastMath;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Computes the sample standard deviation.  The standard deviation
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java
index 7f647b4..7eea1e2 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/ThirdMoment.java
@@ -19,7 +19,6 @@ package 
org.apache.commons.math4.legacy.stat.descriptive.moment;
 import java.io.Serializable;
 
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Variance.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Variance.java
index 0415f6d..a58810a 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Variance.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/moment/Variance.java
@@ -24,7 +24,6 @@ import 
org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.stat.descriptive.WeightedEvaluation;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Computes the variance of the available values.  By default, the unbiased
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Max.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Max.java
index cda6956..0e4f85e 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Max.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Max.java
@@ -22,7 +22,6 @@ import 
org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Returns the maximum of the available values.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Min.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Min.java
index 7f8f56e..0ce7b45 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Min.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/rank/Min.java
@@ -22,7 +22,6 @@ import 
org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Returns the minimum of the available values.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Product.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Product.java
index 833186c..2ac140a 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Product.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Product.java
@@ -24,7 +24,6 @@ import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivari
 import org.apache.commons.math4.legacy.stat.descriptive.WeightedEvaluation;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Returns the product of the available values.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java
index 7935892..fc8b723 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/Sum.java
@@ -22,7 +22,6 @@ import 
org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfLogs.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfLogs.java
index be1938d..dd709eb 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfLogs.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfLogs.java
@@ -23,7 +23,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Returns the sum of the natural logs for this collection of values.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java
index 54083f2..a0d3eeb 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/descriptive/summary/SumOfSquares.java
@@ -22,7 +22,6 @@ import 
org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
 import org.apache.commons.math4.legacy.exception.NullArgumentException;
 import 
org.apache.commons.math4.legacy.stat.descriptive.AbstractStorelessUnivariateStatistic;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Returns the sum of the squares of the available values.
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/KolmogorovSmirnovTest.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/KolmogorovSmirnovTest.java
index e3512ee..fd6fec2 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/KolmogorovSmirnovTest.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/KolmogorovSmirnovTest.java
@@ -41,7 +41,6 @@ import org.apache.commons.math4.legacy.linear.MatrixUtils;
 import org.apache.commons.math4.legacy.linear.RealMatrix;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.apache.commons.math4.legacy.field.linalg.FieldDenseMatrix;
 
 /**
diff --git 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java
 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java
index b4d41ea..192c13f 100644
--- 
a/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java
+++ 
b/commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/stat/inference/OneWayAnova.java
@@ -27,7 +27,6 @@ import 
org.apache.commons.math4.legacy.exception.NullArgumentException;
 import org.apache.commons.math4.legacy.exception.OutOfRangeException;
 import org.apache.commons.math4.legacy.exception.util.LocalizedFormats;
 import org.apache.commons.math4.legacy.stat.descriptive.SummaryStatistics;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * Implements one-way ANOVA (analysis of variance) statistics.
diff --git 
a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java
 
b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java
index 7027738..4d2aae6 100644
--- 
a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java
+++ 
b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/ContinuousOutputFieldModelTest.java
@@ -30,7 +30,6 @@ import 
org.apache.commons.math4.legacy.ode.sampling.FieldStepInterpolator;
 import org.apache.commons.math4.legacy.util.Decimal64Field;
 import org.apache.commons.math4.legacy.util.FastMath;
 import org.apache.commons.math4.legacy.util.MathArrays;
-import org.apache.commons.math4.legacy.util.MathUtils;
 import org.junit.Assert;
 import org.junit.Test;
 
diff --git 
a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java
 
b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java
index 5e48495..dc192d9 100644
--- 
a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java
+++ 
b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/ode/TestFieldProblemHandler.java
@@ -21,7 +21,6 @@ import org.apache.commons.math4.legacy.RealFieldElement;
 import org.apache.commons.math4.legacy.exception.MaxCountExceededException;
 import org.apache.commons.math4.legacy.ode.sampling.FieldStepHandler;
 import org.apache.commons.math4.legacy.ode.sampling.FieldStepInterpolator;
-import org.apache.commons.math4.legacy.util.MathUtils;
 
 /**
  * This class is used to handle steps for the test problems

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