Repository: commons-math Updated Branches: refs/heads/master c93cc818f -> e42ab0ec6
Javadoc (a few missed updates re: MATH-1146) Project: http://git-wip-us.apache.org/repos/asf/commons-math/repo Commit: http://git-wip-us.apache.org/repos/asf/commons-math/commit/e42ab0ec Tree: http://git-wip-us.apache.org/repos/asf/commons-math/tree/e42ab0ec Diff: http://git-wip-us.apache.org/repos/asf/commons-math/diff/e42ab0ec Branch: refs/heads/master Commit: e42ab0ec6c4a1b7838ec9f14143126d4b6cad548 Parents: c93cc81 Author: Phil Steitz <phil.ste...@gmail.com> Authored: Sat Jan 10 15:41:51 2015 -0700 Committer: Phil Steitz <phil.ste...@gmail.com> Committed: Sat Jan 10 15:41:51 2015 -0700 ---------------------------------------------------------------------- .../commons/math3/stat/descriptive/moment/FirstMoment.java | 4 +++- .../commons/math3/stat/descriptive/moment/SecondMoment.java | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/commons-math/blob/e42ab0ec/src/main/java/org/apache/commons/math3/stat/descriptive/moment/FirstMoment.java ---------------------------------------------------------------------- diff --git a/src/main/java/org/apache/commons/math3/stat/descriptive/moment/FirstMoment.java b/src/main/java/org/apache/commons/math3/stat/descriptive/moment/FirstMoment.java index eaf9788..5f2b95a 100644 --- a/src/main/java/org/apache/commons/math3/stat/descriptive/moment/FirstMoment.java +++ b/src/main/java/org/apache/commons/math3/stat/descriptive/moment/FirstMoment.java @@ -38,7 +38,9 @@ import org.apache.commons.math3.util.MathUtils; * <code>m = m + (new value - m) / (number of observations)</code></li> * </ol></p> * <p> - * Returns <code>Double.NaN</code> if the dataset is empty.</p> + * Returns <code>Double.NaN</code> if the dataset is empty. Note that + * Double.NaN may also be returned if the input includes NaN and / or infinite + * values.</p> * <p> * <strong>Note that this implementation is not synchronized.</strong> If * multiple threads access an instance of this class concurrently, and at least http://git-wip-us.apache.org/repos/asf/commons-math/blob/e42ab0ec/src/main/java/org/apache/commons/math3/stat/descriptive/moment/SecondMoment.java ---------------------------------------------------------------------- diff --git a/src/main/java/org/apache/commons/math3/stat/descriptive/moment/SecondMoment.java b/src/main/java/org/apache/commons/math3/stat/descriptive/moment/SecondMoment.java index 5caeca3..12715c0 100644 --- a/src/main/java/org/apache/commons/math3/stat/descriptive/moment/SecondMoment.java +++ b/src/main/java/org/apache/commons/math3/stat/descriptive/moment/SecondMoment.java @@ -36,7 +36,9 @@ import org.apache.commons.math3.util.MathUtils; * new value = old value + dev^2 * (n -1) / n.</p> * <p> * Returns <code>Double.NaN</code> if no data values have been added and - * returns <code>0</code> if there is just one value in the data set.</p> + * returns <code>0</code> if there is just one value in the data set. + * Note that Double.NaN may also be returned if the input includes NaN + * and / or infinite values.</p> * <p> * <strong>Note that this implementation is not synchronized.</strong> If * multiple threads access an instance of this class concurrently, and at least
