Comment #5 on issue 3853 by smi...@gmail.com: recognize elliptical integrals
http://code.google.com/p/sympy/issues/detail?id=3853
The code above is said to be a quadratically converging computation of the
result so even if the general evalf improves, the above will likely be
faster.
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Comment #4 on issue 3853 by asmeu...@gmail.com: recognize elliptical
integrals
http://code.google.com/p/sympy/issues/detail?id=3853
Integral.evalf is just slow. The whole thing should be audited. Even
Integral.as_sum is often faster.
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Comment #3 on issue 3853 by smi...@gmail.com: recognize elliptical integrals
http://code.google.com/p/sympy/issues/detail?id=3853
Ellipse((0,0),3,1).circumference -> gives the integral
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Comment #1 on issue 3853 by asmeu...@gmail.com: recognize elliptical
integrals
http://code.google.com/p/sympy/issues/detail?id=3853
What is the actual integral being computed?
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Comment #2 on issue 3853 by asmeu...@gmail.com: recognize elliptical
integrals
http://code.google.com/p/sympy/issues/detail?id=3853
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New issue 3853 by smi...@gmail.com: recognize elliptical integrals
http://code.google.com/p/sympy/issues/detail?id=3853
This requires about 2 minutes
Ellipse((0,0),3,1).circumference.n()
13.3648932205553
This is nearly instantane
