Re: Issue 3852 in sympy: Multiple integrals with piecewise should be smarter

2013-05-27 Thread sympy
Comment #4 on issue 3852 by asmeu...@gmail.com: Multiple integrals with piecewise should be smarter http://code.google.com/p/sympy/issues/detail?id=3852 I'm unsure about reducing that piecewise, especially if we adopt the programming type convention that was preferred back in https://gith

Re: Issue 3852 in sympy: Multiple integrals with piecewise should be smarter

2013-05-27 Thread sympy
Comment #3 on issue 3852 by asmeu...@gmail.com: Multiple integrals with piecewise should be smarter http://code.google.com/p/sympy/issues/detail?id=3852 A double indefinite integral is an integral with respect to two variables. Perhaps the integration routines should return a more structured

Re: Issue 3852 in sympy: Multiple integrals with piecewise should be smarter

2013-05-27 Thread sympy
Comment #2 on issue 3852 by julien.r...@gmail.com: Multiple integrals with piecewise should be smarter http://code.google.com/p/sympy/issues/detail?id=3852 First the integral over x is tried. It is passed to trigintegrate, but the y is factored out, as it is independent of x. Trigintegrate

Re: Issue 3852 in sympy: Multiple integrals with piecewise should be smarter

2013-05-27 Thread sympy
Comment #1 on issue 3852 by asmeu...@gmail.com: Multiple integrals with piecewise should be smarter http://code.google.com/p/sympy/issues/detail?id=3852 I guess I can just use a polynomial for my tutorial. -- You received this message because this project is configured to send all issue no

Issue 3852 in sympy: Multiple integrals with piecewise should be smarter

2013-05-27 Thread sympy
Status: Valid Owner: CC: julien.r...@gmail.com Labels: Type-Defect Priority-Medium Integration New issue 3852 by asmeu...@gmail.com: Multiple integrals with piecewise should be smarter http://code.google.com/p/sympy/issues/detail?id=3852 >>> integrate(y*cos(x*y), x, y) ⌠ ⎮ ⎧