Re: Issue 7 in sympy: implement relations (<, >) solving

Issue 7: implement relations (<, >) solving http://code.google.com/p/sympy/issues/detail?id=7 This issue is now blocking issue 1695. See http://code.google.com/p/sympy/issues/detail?id=1695 -- You received this message because you are listed in the owner or CC fields of this issue, or because you

Re: Issue 1695 in sympy: integral of a piecewise function gives bad result

Updates: Blockedon: 7 Comment #49 on issue 1695 by ronan.l...@gmail.com: integral of a piecewise function gives bad result http://code.google.com/p/sympy/issues/detail?id=1695 * I've broken up your patch in more manageable chunks. The result is at http://github.com/rlamy/sympy/tree/piec

Issue 1728 in sympy: Variation of Parameters can return solution with unnecessary -1 factored out

Status: Accepted Owner: asmeurer Labels: Type-Defect Priority-Low New issue 1728 by asmeurer: Variation of Parameters can return solution with unnecessary -1 factored out http://code.google.com/p/sympy/issues/detail?id=1728 In [31]: dsolve(f(x).diff(x, x, x, x) - 4*f(x).diff(x, x) + 4*f(x) +

Re: Issue 966 in sympy: Can't simplify exp(2 * pi * I * a) when a is integer

Comment #61 on issue 966 by smichr: Can't simplify exp(2 * pi * I * a) when a is integer http://code.google.com/p/sympy/issues/detail?id=966 That's the same version as I am testing. -- You received this message because you are listed in the owner or CC fields of this issue, or because you star

Re: Issue 1671 in sympy: runtests modifications and docstring corrections

Comment #55 on issue 1671 by smichr: runtests modifications and docstring corrections http://code.google.com/p/sympy/issues/detail?id=1671 I don't know how to install or uninstall these. There is a pyglet folder in the thirdparty folder of sympy. Of course if I remove the folder then runtest

Re: Issue 1722 in sympy: atomic mass unit (amu, u) is defined wrong

Comment #2 on issue 1722 by smichr: atomic mass unit (amu, u) is defined wrong http://code.google.com/p/sympy/issues/detail?id=1722 Actaully, I was intending to define the amu as "g/mol" rather than "g/avogadro" so g/amu would give mol as the unit. Do you have any feelings one way or the ot

Re: Issue 1671 in sympy: runtests modifications and docstring corrections

Comment #54 on issue 1671 by asmeurer: runtests modifications and docstring corrections http://code.google.com/p/sympy/issues/detail?id=1671 The pyglet tests only fail if pyglet is not installed, so maybe if you uninstall pyglet you will see them. It seems that they fail in master too, so ma

Re: Issue 966 in sympy: Can't simplify exp(2 * pi * I * a) when a is integer

Comment #60 on issue 966 by asmeurer: Can't simplify exp(2 * pi * I * a) when a is integer http://code.google.com/p/sympy/issues/detail?id=966 I can't reproduce either, both in 64 and 32 bit. Or maybe he has updated the branch since then. I am testing f2c062f... -- You received this messag

Re: Issue 282 in sympy: symbols becoming functions

Comment #9 on issue 282 by asmeurer: symbols becoming functions http://code.google.com/p/sympy/issues/detail?id=282 Is this related to issue 1612? -- You received this message because you are listed in the owner or CC fields of this issue, or because you starred this issue. You may adjust your i

Re: Issue 1727 in sympy: fix namespace clashes

Updates: Labels: EasyToFix Comment #1 on issue 1727 by asmeurer: fix namespace clashes http://code.google.com/p/sympy/issues/detail?id=1727 Or we could use Re and Im, since they are supposed to be inert classes when they can't be evaluated anyway. I strongly agree with this; these caus

Re: Issue 1598 in sympy: New polynomials manipulation module

Comment #16 on issue 1598 by smichr: New polynomials manipulation module http://code.google.com/p/sympy/issues/detail?id=1598 OK, give me a day or two... -- You received this message because you are listed in the owner or CC fields of this issue, or because you starred this issue. You may adjust

Re: Issue 966 in sympy: Can't simplify exp(2 * pi * I * a) when a is integer

Comment #59 on issue 966 by smichr: Can't simplify exp(2 * pi * I * a) when a is integer http://code.google.com/p/sympy/issues/detail?id=966 I can't reproduce it here on 32-bit Windows. Can you pastebin what you are getting instead of the desired output? -- You received this message because

Re: Issue 1671 in sympy: runtests modifications and docstring corrections

Updates: Labels: -NeedsBetterPatch NeedsReview Comment #53 on issue 1671 by smichr: runtests modifications and docstring corrections http://code.google.com/p/sympy/issues/detail?id=1671 Yep, I let Symbol stay in the namespace...I've taken it back out. Please try again. -- You receive

Re: Issue 1262 in sympy: fix sympy to work in python3.0

Comment #10 on issue 1262 by ronan.l...@gmail.com: fix sympy to work in python3.0 http://code.google.com/p/sympy/issues/detail?id=1262 Using the -3 switch (e.g. "python -3 bin/test") is a good way to check what has to be done. The real problems are sorting with a cmp instead of a key, and o

Re: Issue 353 in sympy: piecewise functions

Issue 353: piecewise functions http://code.google.com/p/sympy/issues/detail?id=353 This issue is no longer blocking issue 1695. See http://code.google.com/p/sympy/issues/detail?id=1695 -- You received this message because you are listed in the owner or CC fields of this issue, or because you starr

Re: Issue 1695 in sympy: integral of a piecewise function gives bad result

Comment #48 on issue 1695 by mag...@rabic.org: integral of a piecewise function gives bad result http://code.google.com/p/sympy/issues/detail?id=1695 NoUnionError is there because in And/Or it makes a difference whether the union is "simpler" than the original. Even this algorithm is not guar

Re: Issue 1693 in sympy: Efficient implementation based on sets for And and Or

Updates: Status: Fixed Comment #4 on issue 1693 by Vinzent.Steinberg: Efficient implementation based on sets for And and Or http://code.google.com/p/sympy/issues/detail?id=1693 (No comment was entered for this change.) -- You received this message because you are listed in the owner or

Re: Issue 1695 in sympy: integral of a piecewise function gives bad result

Updates: Labels: -NeedsReview NeedsBetterPatch Comment #47 on issue 1695 by Vinzent.Steinberg: integral of a piecewise function gives bad result http://code.google.com/p/sympy/issues/detail?id=1695 Thank you for the review, Ronan, was not aware of your other patches; they are now merg

Re: Issue 1717 in sympy: inconsistency between facts

Comment #11 on issue 1717 by Vinzent.Steinberg: inconsistency between facts http://code.google.com/p/sympy/issues/detail?id=1717 Ok, so let's see what Fabian thinks about this. -- You received this message because you are listed in the owner or CC fields of this issue, or because you starred thi

Re: Issue 1693 in sympy: Efficient implementation based on sets for And and Or

Comment #3 on issue 1693 by Vinzent.Steinberg: Efficient implementation based on sets for And and Or http://code.google.com/p/sympy/issues/detail?id=1693 Issue 1692 has been merged into this issue. -- You received this message because you are listed in the owner or CC fields of this issue, or

Re: Issue 1692 in sympy: from sympy import * doesn't import logic functions

Updates: Status: Duplicate Mergedinto: 1693 Comment #3 on issue 1692 by Vinzent.Steinberg: from sympy import * doesn't import logic functions http://code.google.com/p/sympy/issues/detail?id=1692 (No comment was entered for this change.) -- You received this message because you

Re: Issue 1177 in sympy: pickling protocol 2 is totally broken in sympy

Comment #7 on issue 1177 by ronan.l...@gmail.com: pickling protocol 2 is totally broken in sympy http://code.google.com/p/sympy/issues/detail?id=1177 Issue 1222 has been merged into this issue. -- You received this message because you are listed in the owner or CC fields of this issue, or beca

Re: Issue 1222 in sympy: numpy.array(Matrix()) dump and then load fails

Updates: Status: Duplicate Mergedinto: 1177 Comment #7 on issue 1222 by ronan.l...@gmail.com: numpy.array(Matrix()) dump and then load fails http://code.google.com/p/sympy/issues/detail?id=1222 This seems to have been fixed in issue 1177. -- You received this message because yo

Re: Issue 1176 in sympy: pickle bug in protocol 2

Updates: Status: Duplicate Mergedinto: 1177 Comment #3 on issue 1176 by ronan.l...@gmail.com: pickle bug in protocol 2 http://code.google.com/p/sympy/issues/detail?id=1176 (No comment was entered for this change.) -- You received this message because you are listed in the owner o

Re: Issue 1177 in sympy: pickling protocol 2 is totally broken in sympy

Comment #6 on issue 1177 by ronan.l...@gmail.com: pickling protocol 2 is totally broken in sympy http://code.google.com/p/sympy/issues/detail?id=1177 Issue 1176 has been merged into this issue. -- You received this message because you are listed in the owner or CC fields of this issue, or beca

Re: Issue 1717 in sympy: inconsistency between facts

Comment #10 on issue 1717 by ronan.l...@gmail.com: inconsistency between facts http://code.google.com/p/sympy/issues/detail?id=1717 In FactRules.deduce_all_facts, new_facts is initialised to base, and base can have None values. So, merely preventing the addition of None inside this method a

Re: Issue 1695 in sympy: integral of a piecewise function gives bad result

Updates: Status: Started Comment #46 on issue 1695 by ronan.l...@gmail.com: integral of a piecewise function gives bad result http://code.google.com/p/sympy/issues/detail?id=1695 I find some problems with this patch: * First of all, it's too large to be reviewed properly. It seems it co

Re: Issue 1717 in sympy: inconsistency between facts

Updates: Cc: fab...@fseoane.net Labels: Assumptions Comment #9 on issue 1717 by Vinzent.Steinberg: inconsistency between facts http://code.google.com/p/sympy/issues/detail?id=1717 > it seems actually quite difficult to > prevent None values to enter new_facts as I suggested in #3.

Re: Issue 1723 in sympy: .is_real == False for a real number

Comment #13 on issue 1723 by Vinzent.Steinberg: .is_real == False for a real number http://code.google.com/p/sympy/issues/detail?id=1723 Ronan, I'm +1 for your patch with the proposed test. However, the true solution is to use the new assumption module. :) -- You received this message becaus

Re: Issue 353 in sympy: piecewise functions

Issue 353: piecewise functions http://code.google.com/p/sympy/issues/detail?id=353 This issue is no longer blocking issue 1695. See http://code.google.com/p/sympy/issues/detail?id=1695 -- You received this message because you are listed in the owner or CC fields of this issue, or because you starr

Re: Issue 1695 in sympy: integral of a piecewise function gives bad result

Comment #45 on issue 1695 by mag...@rabic.org: integral of a piecewise function gives bad result http://code.google.com/p/sympy/issues/detail?id=1695 Thanks for considering integration of my patch. The honour is mine, and I would like to be designated as "Mag" -- You received this message

Re: Issue 1515 in sympy: caching does not distinct ints and longs

Updates: Status: Fixed Labels: -NeedsReview Comment #6 on issue 1515 by Vinzent.Steinberg: caching does not distinct ints and longs http://code.google.com/p/sympy/issues/detail?id=1515 Thank you, this is in. -- You received this message because you are listed in the owner or CC

Re: Issue 966 in sympy: Can't simplify exp(2 * pi * I * a) when a is integer

Updates: Status: Started Cc: -ondrej.certik Labels: NeedsBetterPatch Comment #58 on issue 966 by Vinzent.Steinberg: Can't simplify exp(2 * pi * I * a) when a is integer http://code.google.com/p/sympy/issues/detail?id=966 Now I'm getting this failure: File "/home/one/

Re: Issue 1716 in sympy: extract_multiplicatively misses certain cases and is inefficient

Updates: Status: Duplicate Mergedinto: 966 Comment #3 on issue 1716 by Vinzent.Steinberg: extract_multiplicatively misses certain cases and is inefficient http://code.google.com/p/sympy/issues/detail?id=1716 (No comment was entered for this change.) -- You received this message

Re: Issue 966 in sympy: Can't simplify exp(2 * pi * I * a) when a is integer

Updates: Cc: ondrej.certik Comment #57 on issue 966 by Vinzent.Steinberg: Can't simplify exp(2 * pi * I * a) when a is integer http://code.google.com/p/sympy/issues/detail?id=966 Issue 1716 has been merged into this issue. -- You received this message because you are listed in the owne

Re: Issue 1725 in sympy: Implement switch manager for expand() and possibly others

Comment #7 on issue 1725 by Vinzent.Steinberg: Implement switch manager for expand() and possibly others http://code.google.com/p/sympy/issues/detail?id=1725 I think we could add private low-level functions (like e.g. _expand_complex()), but they should not be exposed to the standard user int

Re: Issue 1580 in sympy: Assume(0 < x) should repr() to Assume(0 < x, 'relational', True)

Comment #7 on issue 1580 by Vinzent.Steinberg: Assume(0 < x) should repr() to Assume(0 < x, 'relational', True) http://code.google.com/p/sympy/issues/detail?id=1580 Moved bugfix out of the patch. Attachments: 0001-Assume-fix-printing.patch 3.2 KB -- You received this message because

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

Comment #11 on issue 1724 by Vinzent.Steinberg: conjugate doesn't work for rational powers http://code.google.com/p/sympy/issues/detail?id=1724 I think such a switch manager is a great idea. -- You received this message because you are listed in the owner or CC fields of this issue, or because

Re: Issue 1695 in sympy: integral of a piecewise function gives bad result

Updates: Status: PassedReview Comment #44 on issue 1695 by Vinzent.Steinberg: integral of a piecewise function gives bad result http://code.google.com/p/sympy/issues/detail?id=1695 Thank you a lot! Under which name and e-mail address do you want to be credited? I attached a cosmetica

Re: Issue 471 in sympy: solve hangs

Updates: Cc: ondrej.certik Comment #4 on issue 471 by Vinzent.Steinberg: solve hangs http://code.google.com/p/sympy/issues/detail?id=471 This scripts now runs (after fixing): {'.B': [0, 1, 0], '.C': [0, 0, 1], '_r': y*_l3**2/(-2*_l1*_l3 - 2*_l2*_l3 + 2*_l1*_l2 + 2*_l3**2) - x*_l3**2/(-

Re: Issue 1686 in sympy: collect() doesn't always collect derivatives correctly

Updates: Status: Fixed Labels: -PassedReview Comment #13 on issue 1686 by Vinzent.Steinberg: collect() doesn't always collect derivatives correctly http://code.google.com/p/sympy/issues/detail?id=1686 Thanks, this is in. -- You received this message because you are listed in th

Re: Issue 1695 in sympy: integral of a piecewise function gives bad result

Updates: Labels: NeedsReview Comment #43 on issue 1695 by Vinzent.Steinberg: integral of a piecewise function gives bad result http://code.google.com/p/sympy/issues/detail?id=1695 (No comment was entered for this change.) -- You received this message because you are listed in the owner

Re: Issue 1704 in sympy: [PATCH] Integration of certain composite functions fails

Updates: Owner: mattpap Comment #6 on issue 1704 by Vinzent.Steinberg: [PATCH] Integration of certain composite functions fails http://code.google.com/p/sympy/issues/detail?id=1704 (No comment was entered for this change.) -- You received this message because you are listed in the owne

Re: Issue 871 in sympy: failing sympify on live.sympy.org

Comment #17 on issue 871 by Vinzent.Steinberg: failing sympify on live.sympy.org http://code.google.com/p/sympy/issues/detail?id=871 >>> a(x) Symbol('a')(Symbol('x')) => Function('a')(Symbol('x')) This needs to be fixed, when calling symbols does not work. -- You received this message because

Re: Issue 1701 in sympy: ode.py: xpassing test

Updates: Status: Fixed Comment #6 on issue 1701 by Vinzent.Steinberg: ode.py: xpassing test http://code.google.com/p/sympy/issues/detail?id=1701 Done. -- You received this message because you are listed in the owner or CC fields of this issue, or because you starred this issue. You may a

Re: Issue 282 in sympy: symbols becoming functions

Comment #8 on issue 282 by Vinzent.Steinberg: symbols becoming functions http://code.google.com/p/sympy/issues/detail?id=282 I think I could fix my new parser in issue 871 to do this. -- You received this message because you are listed in the owner or CC fields of this issue, or because you star

Re: Issue 871 in sympy: failing sympify on live.sympy.org

Comment #16 on issue 871 by Vinzent.Steinberg: failing sympify on live.sympy.org http://code.google.com/p/sympy/issues/detail?id=871 The output of parser.py: >>> 1 Real(1) => One >>> +1 Add(Real(1)) => One >>> -1 -(Real(1)) => NegativeOne >>> 1 + 2 Add(Real(1), Real(2)) => Integer(3) >>> 1

Re: Issue 1671 in sympy: runtests modifications and docstring corrections

Updates: Labels: -NeedsReview NeedsBetterPatch Comment #52 on issue 1671 by Vinzent.Steinberg: runtests modifications and docstring corrections http://code.google.com/p/sympy/issues/detail?id=1671 Please rebase your branch on master. Also, I'm getting this failing doctest: File "/home/

Re: Issue 1705 in sympy: [PATCH] _separatevars_dict: Fix issue where unintended symbols would be selected

Updates: Status: Fixed Labels: -NeedsReview Comment #9 on issue 1705 by Vinzent.Steinberg: [PATCH] _separatevars_dict: Fix issue where unintended symbols would be selected http://code.google.com/p/sympy/issues/detail?id=1705 It was not necessary to change the author, just credit

Re: Issue 1598 in sympy: New polynomials manipulation module

Comment #15 on issue 1598 by Vinzent.Steinberg: New polynomials manipulation module http://code.google.com/p/sympy/issues/detail?id=1598 Yeah, please try to rebase polys on master, I think you know the code better. -- You received this message because you are listed in the owner or CC fields

Re: Issue 1719 in sympy: implement from sympy.abc import lower, greek

Updates: Summary: implement from sympy.abc import lower, greek Comment #2 on issue 1719 by Vinzent.Steinberg: implement from sympy.abc import lower, greek http://code.google.com/p/sympy/issues/detail?id=1719 Ok, but then we should implement from sympy.abc import lower from sympy.abc im

Re: Issue 1711 in sympy: product is_Pow problem

Comment #13 on issue 1711 by Vinzent.Steinberg: product is_Pow problem http://code.google.com/p/sympy/issues/detail?id=1711 See issue 1727 for the renaming. -- You received this message because you are listed in the owner or CC fields of this issue, or because you starred this issue. You may adj

Issue 1727 in sympy: fix namespace clashes

Status: Accepted Owner: Vinzent.Steinberg Labels: Type-Defect Priority-Medium Milestone-Release0.7.0 New issue 1727 by Vinzent.Steinberg: fix namespace clashes http://code.google.com/p/sympy/issues/detail?id=1727 Sympy's sum for instance clashes with the built-in sum, maybe it should be renamed t

Re: Issue 1598 in sympy: New polynomials manipulation module

Comment #14 on issue 1598 by smichr: New polynomials manipulation module http://code.google.com/p/sympy/issues/detail?id=1598 Do you mean the polys branch? -- You received this message because you are listed in the owner or CC fields of this issue, or because you starred this issue. You may adju

Re: Issue 1722 in sympy: atomic mass unit (amu, u) is defined wrong

Updates: Labels: NeedsReview Comment #1 on issue 1722 by smichr: atomic mass unit (amu, u) is defined wrong http://code.google.com/p/sympy/issues/detail?id=1722 Changes are made and are in branch 1722 at smichr's github. Thanks for catching this! -- You received this message because y

Re: Issue 282 in sympy: symbols becoming functions

Updates: Labels: -NeedsReview NeedsBetterPatch Comment #7 on issue 282 by smichr: symbols becoming functions http://code.google.com/p/sympy/issues/detail?id=282 Could the parser parse 'a' as a Function instead of a Symbol? -- You received this message because you are listed in the owner

Re: Issue 1671 in sympy: runtests modifications and docstring corrections

Updates: Labels: -NeedsBetterPatch NeedsReview Comment #51 on issue 1671 by smichr: runtests modifications and docstring corrections http://code.google.com/p/sympy/issues/detail?id=1671 Thanks for catching those, Aaron. The gotchas have been fixed and the -n option now reads "run norm

Re: Issue 1719 in sympy: from sympy.abc import * should not overwrite S, N etc.

Comment #1 on issue 1719 by smichr: from sympy.abc import * should not overwrite S, N etc. http://code.google.com/p/sympy/issues/detail?id=1719 The overwriting part? I don't see any reason to fix it. If someone really wants to import everything they should be able to. They can still use S and

Re: Issue 1705 in sympy: [PATCH] _separatevars_dict: Fix issue where unintended symbols would be selected

Updates: Labels: -NeedsBetterPatch NeedsReview Comment #8 on issue 1705 by smichr: [PATCH] _separatevars_dict: Fix issue where unintended symbols would be selected http://code.google.com/p/sympy/issues/detail?id=1705 OK, I've got Jorn as the author and me as the committer, but put in th

Re: Issue 1671 in sympy: runtests modifications and docstring corrections

Comment #50 on issue 1671 by smichr: runtests modifications and docstring corrections http://code.google.com/p/sympy/issues/detail?id=1671 OK, I've got Jorn as the author and me as the committer, but put in the notes which parts were by whom. /c -- You received this message because you are

Re: Issue 1711 in sympy: product is_Pow problem

Comment #12 on issue 1711 by smichr: product is_Pow problem http://code.google.com/p/sympy/issues/detail?id=1711 +1 for summation. (I wouldn't mind getting rid of the clash between the stdlib re and sympy's re (for real); the re/im pair could be real/imag.) -- You received this message becaus

Re: Issue 1716 in sympy: extract_multiplicatively misses certain cases and is inefficient

Comment #2 on issue 1716 by smichr: extract_multiplicatively misses certain cases and is inefficient http://code.google.com/p/sympy/issues/detail?id=1716 This is now combined with branch 966 at smichr's github as a single combined commit. -- You received this message because you are listed i