Issue 1188: integrate(1/sin(x)**2,x) fails
http://code.google.com/p/sympy/issues/detail?id=1188
New issue report by ondrej.certik:
In [1]: integrate(1/sin(x)**2,x)
Out[1]: 0
Issue attributes:
Status: Accepted
Owner:
Labels: Type-Defect Priority-High WrongResult
Issue 1169: unify symbols and var
http://code.google.com/p/sympy/issues/detail?id=1169
Comment #9 by Vinzent.Steinberg:
These strange issues appear with the patch:
from sympy import *
[sympify(arg) for arg in (sin(x), ('x',0,1))]
[sin(x), (x, 0, 1)]
integrate(*_)
sin(1)
integrate(sin(x),
Issue 1169: unify symbols and var
http://code.google.com/p/sympy/issues/detail?id=1169
Comment #10 by ondrej.certik:
I don't know. But my patch passes all tests, so feel free to start with
that.
I suggest:
* make the new behavior of symbols() the default (see the patch) and add the
Issue 1185: new ast parser
http://code.google.com/p/sympy/issues/detail?id=1185
Comment #1 by ondrej.certik:
The polished patches sent to sympy-patches and also are here:
http://github.com/certik/sympy/tree/ast6
Please review them.
Issue attribute updates:
Status: Started
