Re: Issue 2141 in sympy: improve simplifications by dummy substitution in secondquant

2011-01-12 Thread sympy
Updates: Status: Fixed Comment #8 on issue 2141 by jensen.o...@gmail.com: improve simplifications by dummy substitution in secondquant http://code.google.com/p/sympy/issues/detail?id=2141 Thanks, I pushed it in. -- You received this message because you are subscribed to the Google Gr

Re: Issue 2133 in sympy: Merge new polynomials manipulation module

2011-01-12 Thread sympy
Comment #16 on issue 2133 by mattpap: Merge new polynomials manipulation module http://code.google.com/p/sympy/issues/detail?id=2133 1. In 5a58ad070d3a94fb4af6b22d19aa846623890c68 I removed all references to trim() from SymPy (or changed to simplify()). 2. In 0939a5c4ede787a775c758645678a57

Re: Issue 1587 in sympy: Polynomials docs

2011-01-12 Thread sympy
Comment #25 on issue 1587 by mattpap: Polynomials docs http://code.google.com/p/sympy/issues/detail?id=1587 I agree. Let's just change the default now and remove it, and add tests with links to this issue to make sure the old behavior doesn't come up again. I guess someone will have time t

Issue 2150 in sympy: integrate gives wrong result

2011-01-12 Thread sympy
Status: New Owner: Labels: Type-Defect Priority-Medium New issue 2150 by mortbauer: integrate gives wrong result http://code.google.com/p/sympy/issues/detail?id=2150 The integral for u is returning 0, but the integral for v is returning pi, although there is only a difference in one const

Re: Issue 2133 in sympy: Merge new polynomials manipulation module

2011-01-12 Thread sympy
Comment #17 on issue 2133 by asmeurer: Merge new polynomials manipulation module http://code.google.com/p/sympy/issues/detail?id=2133 So what remains to be done, other than fixing the ode tests? -- You received this message because you are subscribed to the Google Groups "sympy-issues" grou

Re: Issue 2150 in sympy: integrate gives wrong result

2011-01-12 Thread sympy
Updates: Status: Accepted Labels: Integration WrongResult Comment #1 on issue 2150 by asmeurer: integrate gives wrong result http://code.google.com/p/sympy/issues/detail?id=2150 No, you have definitely found a bug. The problem is in the indefinite integral: In [23]: integrate

Re: Issue 1587 in sympy: Polynomials docs

2011-01-12 Thread sympy
Comment #26 on issue 1587 by asmeurer: Polynomials docs http://code.google.com/p/sympy/issues/detail?id=1587 I guess someone will have time to update all failing tests, doctests and examples in documentation after setting keep_sign = True by default. Yes, I can do it. But I'll do it after

Re: Issue 2041 in sympy: Doctest failures in Python 2.6.6

2011-01-12 Thread sympy
Updates: Labels: NeedsReview Comment #26 on issue 2041 by asmeurer: Doctest failures in Python 2.6.6 http://code.google.com/p/sympy/issues/detail?id=2041 I have cherry-picked the commit from comment 16 of issue 1587 onto this branch. Please review. Note, the problem that that commit

Re: Issue 1721 in sympy: Rename class 'Real'

2011-01-12 Thread sympy
Comment #8 on issue 1721 by ronan.l...@gmail.com: Rename class 'Real' http://code.google.com/p/sympy/issues/detail?id=1721 I made a branch renaming Real to Float: https://github.com/rlamy/sympy/commits/1721-Real , but it'll have to be redone once polys12 is in. -- You received this message

Issue 2151 in sympy: BasicMeta.keep_sign

2011-01-12 Thread sympy
Status: Accepted Owner: ronan.l...@gmail.com Labels: Type-Defect Priority-Critical Milestone-Release0.7.0 New issue 2151 by ronan.l...@gmail.com: BasicMeta.keep_sign http://code.google.com/p/sympy/issues/detail?id=2151 After discussions in issue 1587, it seems that the consensus is that BasicM

Re: Issue 1587 in sympy: Polynomials docs

2011-01-12 Thread sympy
Comment #27 on issue 1587 by ronan.l...@gmail.com: Polynomials docs http://code.google.com/p/sympy/issues/detail?id=1587 For keep_sign, I've opened issue 2151. -- You received this message because you are subscribed to the Google Groups "sympy-issues" group. To post to this group, send email t

Re: Issue 2151 in sympy: BasicMeta.keep_sign

2011-01-12 Thread sympy
Updates: Cc: fredrik.johansson Labels: Series Comment #1 on issue 2151 by asmeurer: BasicMeta.keep_sign http://code.google.com/p/sympy/issues/detail?id=2151 It seems that it is relying on hypersimp((-1)**(1 + n)/(1 + n), n) returning -(1 + n)/(2 + n) instead of (1 + n)/(-2 - n)

Issue 2152 in sympy: sin, cos, exp, re, im = [abs]*5 in sympy/assumptions/handlers/sets.py

2011-01-12 Thread sympy
Status: Accepted Owner: asmeurer CC: christian.muise, ronan.l...@gmail.com Labels: Type-Defect Priority-Medium Assumptions New issue 2152 by asmeurer: sin, cos, exp, re, im = [abs]*5 in sympy/assumptions/handlers/sets.py http://code.google.com/p/sympy/issues/detail?id=2152 In line 340 of sym

Re: Issue 2014 in sympy: sympy.solvers.solvers.solve should also allow frozenset to hold equations

2011-01-12 Thread sympy
Comment #13 on issue 2014 by smichr: sympy.solvers.solvers.solve should also allow frozenset to hold equations http://code.google.com/p/sympy/issues/detail?id=2014 I was favorable to the direction of the changes. Is any more going to be done on this? -- You received this message because y

Issue 2153 in sympy: min_ doesn't implement evaluation for its arguments unless they are Numbers

2011-01-12 Thread sympy
Status: Accepted Owner: smichr Labels: Type-Defect Priority-Medium New issue 2153 by smichr: min_ doesn't implement evaluation for its arguments unless they are Numbers http://code.google.com/p/sympy/issues/detail?id=2153 min_ should pass off its evaluation as max_(-x, -y), I believe. If un

Re: Issue 2153 in sympy: min_ doesn't implement evaluation for its arguments unless they are Numbers

2011-01-12 Thread sympy
Comment #1 on issue 2153 by asmeurer: min_ doesn't implement evaluation for its arguments unless they are Numbers http://code.google.com/p/sympy/issues/detail?id=2153 The only code that uses min_ is Union._inf. I wonder if we should just replace it with the new assumptions system's inequal