Issue 2110 in sympy: failing tests

Status: Started Owner: Vinzent.Steinberg Labels: Type-Defect Priority-Critical New issue 2110 by Vinzent.Steinberg: failing tests http://code.google.com/p/sympy/issues/detail?id=2110 I get failures with current master. The failing solver test is fixed, a pull request has been sent. But I get

Re: Issue 1036 in sympy: trigsimp(cos(x)*tan(x)) should return sin(x)

Updates: Status: Fixed Comment #4 on issue 1036 by Vinzent.Steinberg: trigsimp(cos(x)*tan(x)) should return sin(x) http://code.google.com/p/sympy/issues/detail?id=1036 In [1]: trigsimp(cos(x)*tan(x)) Out[1]: sin(x) -- You received this message because you are subscribed to the

Re: Issue 1181 in sympy: Advanced trigonometric simplification

Comment #2 on issue 1181 by Vinzent.Steinberg: Advanced trigonometric simplification http://code.google.com/p/sympy/issues/detail?id=1181 Currently you could use a poor man's trigsimp: In [18]: e Out[18]: 22 22 2 22 2 r ⋅cos (φ) + r ⋅sin (φ)⋅sin (θ) - r

Re: Issue 1475 in sympy: New implementation of .eval in trigonometric functions, implementing sec, csc

Updates: Status: Started Comment #2 on issue 1475 by Vinzent.Steinberg: New implementation of .eval in trigonometric functions, implementing sec, csc http://code.google.com/p/sympy/issues/detail?id=1475 I updated his branch a bit. See git://github.com/vks/sympy.git trig -- You

Issue 2111 in sympy: tan(pi/2) should return +-oo

Status: Accepted Owner: Vinzent.Steinberg Labels: Type-Defect Priority-Medium New issue 2111 by Vinzent.Steinberg: tan(pi/2) should return +-oo http://code.google.com/p/sympy/issues/detail?id=2111 In [32]: log(0) Out[32]: -∞ In [33]: tan(pi/2) Out[33]: ⎛π⎞ tan⎜─⎟ ⎝2⎠ In [34]: _.evalf()