Status: Accepted
Owner:
Labels: Type-Defect Priority-Medium Solvers Polynomial
New issue 2858 by asmeu...@gmail.com: Solve doesn't get all the solutions
of a polynomial system
http://code.google.com/p/sympy/issues/detail?id=2858
In [166]: a = Matrix([x*(1 - x - y), y/4*(1 + x - 2*y)])
I
Comment #10 on issue 2052 by smi...@gmail.com: is_Zero != is_zero
(was "is_number needs a new name" (was "is_number could do more"))
http://code.google.com/p/sympy/issues/detail?id=2052
With unevaluated objects like Sum and Product, is S.Zero doesn't work
since `Sum(0, (x, 1, 2))` would be fa
Comment #9 on issue 2052 by smi...@gmail.com: is_Zero != is_zero
(was "is_number needs a new name" (was "is_number could do more"))
http://code.google.com/p/sympy/issues/detail?id=2052
Yes, this is what I figured. I'm initially not in favor of removing
is_Number since it means importing this
Comment #8 on issue 2052 by ronan.l...@gmail.com: is_Zero != is_zero
(was "is_number needs a new name" (was "is_number could do more"))
http://code.google.com/p/sympy/issues/detail?id=2052
-1: there's no need to complicate the code by giving an additional
attribute to every sympy object whe
Updates:
Labels: -codeinimportedintospreadsheet CodeInImportedIntoMelange
Comment by asmeu...@gmail.com:
(No comment was entered for this change.)
Affected issues:
issue 16: objects with indices (tensors)
http://code.google.com/p/sympy/issues/detail?id=16
issue 93: Square root d
Comment #23 on issue 2848 by pr...@goodok.ru: Failing test in
sympy/solvers/test/test_solvers.py
http://code.google.com/p/sympy/issues/detail?id=2848
See also latest issue 2857 about is_irrational calculation.
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"sy
Updates:
Labels: -CodeInDifficulty-Easy -EasyToFix CodeInDifficulty-Medium
Comment #3 on issue 2784 by pr...@goodok.ru: 1/function() should be printed
differently by latex printer
http://code.google.com/p/sympy/issues/detail?id=2784
It is not ease to fix, because it is related with "m
Updates:
Labels: smichr NeedsReview
Comment #10 on issue 2639 by smi...@gmail.com: Product() is seriously broken
http://code.google.com/p/sympy/issues/detail?id=2639
https://github.com/sympy/sympy/pull/723
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Comment #7 on issue 2052 by smi...@gmail.com: is_Zero != is_zero
(was "is_number needs a new name" (was "is_number could do more"))
http://code.google.com/p/sympy/issues/detail?id=2052
Issue 2852 has been merged into this issue.
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Updates:
Status: Duplicate
Mergedinto: 2052
Comment #6 on issue 2852 by smi...@gmail.com: is_constant(wrt) is needed
http://code.google.com/p/sympy/issues/detail?id=2852
(No comment was entered for this change.)
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Updates:
Summary: is_Zero != is_zero (was "is_number needs a new name"
(was "is_number could do more"))
Labels: CodeInCategory-Code CodeInDifficulty-Easy
Comment #6 on issue 2052 by smi...@gmail.com: is_Zero != is_zero
(was "is_number needs a new name" (was "is_number could do more"
Comment #22 on issue 2848 by pr...@goodok.ru: Failing test in
sympy/solvers/test/test_solvers.py
http://code.google.com/p/sympy/issues/detail?id=2848
Note that in my branch the simplest test:
clear_cache()
(I*pi).is_irrational
False
I think the result must be True (and it is True now in t
Comment #21 on issue 2848 by smi...@gmail.com: Failing test in
sympy/solvers/test/test_solvers.py
http://code.google.com/p/sympy/issues/detail?id=2848
OK, I've pushed the commit. Since the problem is "out of the bag" so
to speak, it's just going to save us having to look at failed test
runs t
Comment #20 on issue 2848 by pr...@goodok.ru: Failing test in
sympy/solvers/test/test_solvers.py
http://code.google.com/p/sympy/issues/detail?id=2848
Yes, this passes in the above patch.
But patch only cut off problem and therefore hide possible bug in the
complicated algorithm of auto cal
Comment #19 on issue 2848 by smi...@gmail.com: Failing test in
sympy/solvers/test/test_solvers.py
http://code.google.com/p/sympy/issues/detail?id=2848
I haven't been following the discussion. Are you saying that this
passes in your branch? If so I would like to get this committed.
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