Re: Issue 2643 in sympy: Create a root() function

Updates: Status: Fixed Comment #4 on issue 2643 by smi...@gmail.com: Create a root() function http://code.google.com/p/sympy/issues/detail?id=2643 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google Groups sympy-issues group.

Re: Issue 2064 in sympy: terms_gcd(sqrt(4 + 4*x)) doesn't give 2*sqrt(1 + x)

Comment #2 on issue 2064 by smi...@gmail.com: terms_gcd(sqrt(4 + 4*x)) doesn't give 2*sqrt(1 + x) http://code.google.com/p/sympy/issues/detail?id=2064 There is a version with a similar name that is expr-based that lives in core.exprtools. I've modified that and made a more general

Re: Issue 1724 in sympy: conjugate doesn't work for rational powers

Comment #12 on issue 1724 by smi...@gmail.com: conjugate doesn't work for rational powers http://code.google.com/p/sympy/issues/detail?id=1724 in response to comment 4 and the suggestion for an nth_root function, please see https://github.com/sympy/sympy/pull/720 -- You received this

Issue 2853 in sympy: Standard sets (ZZ, QQ, RR, etc.) for the sets module

Status: Accepted Owner: Labels: Type-Enhancement Priority-Medium New issue 2853 by asmeu...@gmail.com: Standard sets (ZZ, QQ, RR, etc.) for the sets module http://code.google.com/p/sympy/issues/detail?id=2853 We need to add the standard sets in the sets module, such as ZZ, RR, QQ,

Re: Issue 2851 in sympy: logcombine(log(3) - log(2)) does nothing

Comment #9 on issue 2851 by asmeu...@gmail.com: logcombine(log(3) - log(2)) does nothing http://code.google.com/p/sympy/issues/detail?id=2851 are you referring to the discussion on issue 2397 ? No, that wasn't it. There was some lengthy discussion that we had about what logs should

Re: Issue 2852 in sympy: is_constant(wrt) is needed

Comment #5 on issue 2852 by asmeu...@gmail.com: is_constant(wrt) is needed http://code.google.com/p/sympy/issues/detail?id=2852 Yes, I've more than once wondered if we should separate is_number and some kind of is_evalfable. For the most part, they are equivalent, but it's always possible

Re: Issue 281 in sympy: Infinity is a subclass of Rational

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #17 on issue 281 by krastano...@gmail.com: Infinity is a subclass of Rational http://code.google.com/p/sympy/issues/detail?id=281 (No comment was entered for this change.) -- You received this message because you are subscribed

Re: Issue 615 in sympy: wrongly called functions

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #8 on issue 615 by krastano...@gmail.com: wrongly called functions http://code.google.com/p/sympy/issues/detail?id=615 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google

Re: Issue 363 in sympy: split() method

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #6 on issue 363 by krastano...@gmail.com: split() method http://code.google.com/p/sympy/issues/detail?id=363 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google Groups

Re: Issue 654 in sympy: exp._eval_subs contains dead code ?

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #4 on issue 654 by krastano...@gmail.com: exp._eval_subs contains dead code ? http://code.google.com/p/sympy/issues/detail?id=654 (No comment was entered for this change.) -- You received this message because you are subscribed

Issue 2854 in sympy: summation(exp(-l_1*i - l_2*j), (j, 0, i), (i, 0, n)) doesn't work

Status: Accepted Owner: Labels: Type-Defect Priority-Medium Concrete New issue 2854 by asmeu...@gmail.com: summation(exp(-l_1*i - l_2*j), (j, 0, i), (i, 0, n)) doesn't work http://code.google.com/p/sympy/issues/detail?id=2854 In [74]: var('i j l_1 l_2') Out[74]: (i, j, l₁, l₂) In [76]:

Re: Issue 2427 in sympy: use free_symbols, not .atoms() or .atoms(Symbol)

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #3 on issue 2427 by krastano...@gmail.com: use free_symbols, not .atoms() or .atoms(Symbol) http://code.google.com/p/sympy/issues/detail?id=2427 Are you sure this should be rated as easy. For the moment I'm adding it to the

Re: Issue 2570 in sympy: Remove bare except statements

Updates: Labels: -NeedsReview CodeInImportedIntoSpreadsheet Comment #5 on issue 2570 by krastano...@gmail.com: Remove bare except statements http://code.google.com/p/sympy/issues/detail?id=2570 (No comment was entered for this change.) -- You received this message because you are

Re: Issue 2759 in sympy: Implement the forumlas from the matrix cookbook

Updates: Labels: NeedsReview Comment #3 on issue 2759 by asmeu...@gmail.com: Implement the forumlas from the matrix cookbook http://code.google.com/p/sympy/issues/detail?id=2759 https://github.com/sympy/sympy/pull/721 -- You received this message because you are subscribed to the

Re: Issue 2815 in sympy: the plotting module does not follow PEP8 (code formating)

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #5 on issue 2815 by krastano...@gmail.com: the plotting module does not follow PEP8 (code formating) http://code.google.com/p/sympy/issues/detail?id=2815 (No comment was entered for this change.) -- You received this message

Re: Issue 2817 in sympy: Make sure all the built-in __methods__ are defined

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #2 on issue 2817 by krastano...@gmail.com: Make sure all the built-in __methods__ are defined http://code.google.com/p/sympy/issues/detail?id=2817 (No comment was entered for this change.) -- You received this message because

Re: Issue 2427 in sympy: use free_symbols, not .atoms() or .atoms(Symbol)

Comment #4 on issue 2427 by asmeu...@gmail.com: use free_symbols, not .atoms() or .atoms(Symbol) http://code.google.com/p/sympy/issues/detail?id=2427 It doesn't seem difficult to me. Do you disagree? -- You received this message because you are subscribed to the Google Groups sympy-issues

Re: Issue 2830 in sympy: checkodesol needs to use force

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #4 on issue 2830 by krastano...@gmail.com: checkodesol needs to use force http://code.google.com/p/sympy/issues/detail?id=2830 I'm adding it to the google GCI spreadsheet as an easy task. If you think it should change change it

Re: Issue 2838 in sympy: Move KroneckerDelta out of the quantum module

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #2 on issue 2838 by krastano...@gmail.com: Move KroneckerDelta out of the quantum module http://code.google.com/p/sympy/issues/detail?id=2838 (No comment was entered for this change.) -- You received this message because you are

Re: Issue 2841 in sympy: sympy.Abs and sympy.Integral

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #2 on issue 2841 by krastano...@gmail.com: sympy.Abs and sympy.Integral http://code.google.com/p/sympy/issues/detail?id=2841 (No comment was entered for this change.) -- You received this message because you are subscribed to

Re: Issue 2846 in sympy: Integral.transform should allow a change to a different variable

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #1 on issue 2846 by krastano...@gmail.com: Integral.transform should allow a change to a different variable http://code.google.com/p/sympy/issues/detail?id=2846 Are the doctests part of the GCI task? -- You received this message

Re: Issue 2849 in sympy: integration of cos(x)/sin(x)**n

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #2 on issue 2849 by krastano...@gmail.com: integration of cos(x)/sin(x)**n http://code.google.com/p/sympy/issues/detail?id=2849 (No comment was entered for this change.) -- You received this message because you are subscribed to

Re: Issue 2846 in sympy: Integral.transform should allow a change to a different variable

Comment #2 on issue 2846 by asmeu...@gmail.com: Integral.transform should allow a change to a different variable http://code.google.com/p/sympy/issues/detail?id=2846 Yes, because the new functionality will need examples (and of course, there should also be examples for doing it the old

Re: Issue 2367 in sympy: SymPy's readthedocs documentation is broken

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #13 on issue 2367 by krastano...@gmail.com: SymPy's readthedocs documentation is broken http://code.google.com/p/sympy/issues/detail?id=2367 (No comment was entered for this change.) -- You received this message because you are

Re: Issue 16 in sympy: objects with indices (tensors)

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #34 on issue 16 by krastano...@gmail.com: objects with indices (tensors) http://code.google.com/p/sympy/issues/detail?id=16 Should this be GCI documentation? For the moment I'm moving it to the spreadsheet under documentation.

Re: Issue 2160 in sympy: List of dependencies

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #10 on issue 2160 by krastano...@gmail.com: List of dependencies http://code.google.com/p/sympy/issues/detail?id=2160 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google

Re: Issue 1886 in sympy: Documentation for Expr

Updates: Labels: CodeInImportedIntoSpreadsheet Comment #4 on issue 1886 by krastano...@gmail.com: Documentation for Expr http://code.google.com/p/sympy/issues/detail?id=1886 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google

Issue 2855 in sympy: Move preordering of 'arg' from Add.flatten to Add._hashable_content.

Status: Started Owner: pr...@goodok.ru Labels: Type-Enhancement Priority-Medium New issue 2855 by pr...@goodok.ru: Move preordering of 'arg' from Add.flatten to Add._hashable_content. http://code.google.com/p/sympy/issues/detail?id=2855 The code of the method 'flatten` of the class

Re: Issue 2851 in sympy: logcombine(log(3) - log(2)) does nothing

Comment #10 on issue 2851 by smi...@gmail.com: logcombine(log(3) - log(2)) does nothing http://code.google.com/p/sympy/issues/detail?id=2851 Yes, it will stay...but how do you factor it into that form. Maybe there is a factor option...? -- You received this message because you are

Re: Issue 2855 in sympy: Move preordering of 'arg' from Add.flatten to Add._hashable_content.

Updates: Status: NeedsDecision Comment #1 on issue 2855 by pr...@goodok.ru: Move preordering of 'arg' from Add.flatten to Add._hashable_content. http://code.google.com/p/sympy/issues/detail?id=2855 See: https://github.com/sympy/sympy/pull/722 Some tests raise a questions, which I

Re: Issue 2639 in sympy: Product() is seriously broken

Updates: Labels: CodeInCategory-Code CodeInDifficulty-Easy Comment #6 on issue 2639 by smi...@gmail.com: Product() is seriously broken http://code.google.com/p/sympy/issues/detail?id=2639 Fixing it to unevaluate could be a CodeIn project. -- You received this message because you are

Re: Issue 2639 in sympy: Product() is seriously broken

Comment #7 on issue 2639 by smi...@gmail.com: Product() is seriously broken http://code.google.com/p/sympy/issues/detail?id=2639 I'm leaving this as a cherry for the CodeIn: delete these two lines in products.py: if isinstance(a, C.Integer) and isinstance(n, C.Integer):