Status: Accepted
Owner: smichr
Labels: Type-Defect Priority-Critical NeedsReview
New issue 1573 by smichr: fpowi does not exist
http://code.google.com/p/sympy/issues/detail?id=1573
fpowi should be mpf_pow_int; a test that caught the untested code is also
added.
/c
Attachments:
Status: New
Owner:
Labels: Type-Defect Priority-Medium
New issue 1574 by pfeld...@verizon.net: missing trig identity
http://code.google.com/p/sympy/issues/detail?id=1574
SymPy doesn't seem to know about the following fundamental trigonometric
identity:
In [3]: x=Symbol('x')
In [4]:
Updates:
Status: Invalid
Comment #1 on issue 1574 by asmeurer: missing trig identity
http://code.google.com/p/sympy/issues/detail?id=1574
You need to use trigsimp():
trigsimp(sin(x)**2 + cos(x)**2)
1
Perhaps simplify() should be calling trigsimp, along with all of the other
Status: New
Owner: asmeurer
Labels: Type-Defect Priority-Medium EasyToFix Documentation
New issue 1575 by asmeurer: help(module) contains a bunch of irrelevant
stuff
http://code.google.com/p/sympy/issues/detail?id=1575
Doing help(module) often returns stuff that is not relevant to the
Comment #8 on issue 1497 by asmeurer: (x+y)/-z does not automatically
expand to (-x - y)/z
http://code.google.com/p/sympy/issues/detail?id=1497
If anyone does decide to tackle this, I think it would be better to remove
all automatic distribution and fix the
tests that break from that. See
Comment #1 on issue 1575 by asmeurer: help(module) contains a bunch of
irrelevant stuff
http://code.google.com/p/sympy/issues/detail?id=1575
It looks like sometimes doing things like del S can break stuff. It broke
a function within a function that runs
recursively for me. But adding from