Status: Accepted
Owner: smi...@gmail.com
Labels: Type-Defect Priority-Medium NeedsReview smichr
New issue 2383 by smi...@gmail.com: sqrt(-2*x*neg) gives wrong expansion
http://code.google.com/p/sympy/issues/detail?id=2383
While working on 1847 I noticed this error. I'll include this with the
Status: New
Owner: ness...@googlemail.com
CC: matt...@gmail.com
Labels: Type-Defect Priority-Medium Polynomial
New issue 2384 by ness...@googlemail.com: Polynomial evaluation bug
http://code.google.com/p/sympy/issues/detail?id=2384
In [2]: _x = Dummy('x')
In [3]: _A= Dummy('A')
In [4]:
Comment #21 on issue 2205 by pr...@goodok.ru: Name for Undefined functions
http://code.google.com/p/sympy/issues/detail?id=2205
UndefinedFunction is somthing ambiguous. First of all, it imply that
exist so called DefinedFunction (which remains by Function now?).
But it is not so. E.g. sin(x)
Status: Accepted
Owner: ronan.l...@gmail.com
Labels: Type-Defect Priority-High Milestone-Release0.7.0
New issue 2385 by ronan.l...@gmail.com: Refactor Basic.sorted_key
http://code.google.com/p/sympy/issues/detail?id=2385
There are a number of things to improve with Basic.sorted_key():
* first,
Comment #17 on issue 2303 by matt...@gmail.com: Function to access the oeis
database
http://code.google.com/p/sympy/issues/detail?id=2303
@Aaron: That was the long term plan.
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Status: Accepted
Owner: plaes...@gmail.com
Labels: Type-Defect Priority-Medium
New issue 2386 by plaes...@gmail.com: gosper(...) is missing tests and
docstring
http://code.google.com/p/sympy/issues/detail?id=2386
I have spent an evening trying to figure out how gosper() in
Status: Accepted
Owner: ness...@googlemail.com
Labels: Type-Defect Priority-Medium
New issue 2387 by ness...@googlemail.com: Evalf of trig functions with
imaginary arguments
http://code.google.com/p/sympy/issues/detail?id=2387
In [1]: cosh(sqrt(I+0.5)).n()
Out[1]:
⎛ ⎽⎞
cosh⎝╲╱
Updates:
Cc: matt...@gmail.com
Comment #1 on issue 2386 by ness...@googlemail.com: gosper(...) is missing
tests and docstring
http://code.google.com/p/sympy/issues/detail?id=2386
I tried the same, and didn't succeed either. Mateusz, did you write this
code? If so can you clarify?
Updates:
Status: Accepted
Comment #1 on issue 2384 by asmeurer: Polynomial evaluation bug
http://code.google.com/p/sympy/issues/detail?id=2384
If you instead do
Poly((-3.52090351936158 + 8.88983362580487*I)*_A**4 + (11.8741294994128 -
8.32264165441408*I)*_A**3 + (-9.18362999273934 -
Comment #12 on issue 527 by matt...@gmail.com: guessing what functions,
like integrate, roots, factor, apart (and many more), should do with the
given expression
http://code.google.com/p/sympy/issues/detail?id=527
Pull request is here: https://github.com/sympy/sympy/pull/317
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Updates:
Status: Fixed
Comment #6 on issue 2178 by ronan.l...@gmail.com: A singleton object for
the identity function
http://code.google.com/p/sympy/issues/detail?id=2178
It's in.
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Updates:
Status: Fixed
Labels: -NeedsReview PassedReview
Comment #9 on issue 2179 by ronan.l...@gmail.com: Lambda refactoring
http://code.google.com/p/sympy/issues/detail?id=2179
It's in.
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Comment #1 on issue 2385 by asmeurer: Refactor Basic.sorted_key
http://code.google.com/p/sympy/issues/detail?id=2385
It seems to me that this either be moved to Expr or not contain so much
knowledge of specific Expr classes.
Ronan, why does this need to be done before the release (other
Comment #2 on issue 2387 by asmeurer: Evalf of trig functions with
imaginary arguments
http://code.google.com/p/sympy/issues/detail?id=2387
Is that patch an actual solution? Or does it break stuff?
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Comment #2 on issue 2386 by asmeurer: gosper(...) is missing tests and
docstring
http://code.google.com/p/sympy/issues/detail?id=2386
It's an implementation of Gosper's algorithm. See
http://en.wikipedia.org/wiki/Gosper%27s_algorithm. If Mateusz can give the
original reference that he
Updates:
Status: Started
Owner: matt...@gmail.com
Cc: -matt...@gmail.com
Comment #3 on issue 2386 by matt...@gmail.com: gosper(...) is missing tests
and docstring
http://code.google.com/p/sympy/issues/detail?id=2386
Well, I didn't finish this at all. Today I made some
Updates:
Status: Fixed
Labels: -NeedsReview PassedReview
Comment #13 on issue 527 by asmeurer: guessing what functions, like
integrate, roots, factor, apart (and many more), should do with the given
expression
http://code.google.com/p/sympy/issues/detail?id=527
This has
Comment #14 on issue 527 by matt...@gmail.com: guessing what functions,
like integrate, roots, factor, apart (and many more), should do with the
given expression
http://code.google.com/p/sympy/issues/detail?id=527
Thanks.
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Updates:
Status: Accepted
Labels: -Priority-High -Milestone-Release0.7.0 -NeedsBetterPatch
-Ronan.Lamy Priority-Medium Milestone-Release0.7.1
Comment #18 on issue 2303 by asmeurer: Function to access the oeis database
http://code.google.com/p/sympy/issues/detail?id=2303
I mean what
Updates:
Summary: Rename .func attribute
Labels: -Priority-High -Milestone-Release0.7.0 Priority-Medium
Milestone-Release0.7.1
Comment #27 on issue 1735 by asmeurer: Rename .func attribute
http://code.google.com/p/sympy/issues/detail?id=1735
I am postponing this. If we decide to
Updates:
Labels: -NeedsBetterPatch -asmeurer NeedsReview smichr
Comment #16 on issue 2307 by asmeurer: Duplicate methods: as_coeff_mul and
as_coeff_Mul
http://code.google.com/p/sympy/issues/detail?id=2307
See https://github.com/sympy/sympy/pull/313 for Chris's removal branch.
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Comment #17 on issue 2307 by asmeurer: Duplicate methods: as_coeff_mul and
as_coeff_Mul
http://code.google.com/p/sympy/issues/detail?id=2307
See https://github.com/sympy/sympy/pull/313 for Chris's removal branch.
Chris, Mateusz, others: which option do you think would be the cleanest? I
Updates:
Labels: -Milestone-Release0.7.0 Milestone-Release0.7.1
Comment #3 on issue 2371 by asmeurer: Completely untested modules in
sympy.polys
http://code.google.com/p/sympy/issues/detail?id=2371
These are not imported into the global namespace with from sympy import
*, so I
Updates:
Labels: -Milestone-Release0.7.0 Milestone-Release0.7.1
Comment #39 on issue 1337 by asmeurer: Refactor find() and replace()
http://code.google.com/p/sympy/issues/detail?id=1337
Having heard nothing, I am postponing. If someone wants to work on this
soon, we can move the
Status: Accepted
Owner: ronan.l...@gmail.com
Labels: Type-Defect Priority-High Milestone-Release0.7.0 Printing
New issue 2388 by ronan.l...@gmail.com: The value of str(expr) depends on a
global setting
http://code.google.com/p/sympy/issues/detail?id=2388
With 'bin/isympy':
In [1]:
Updates:
Owner: matt...@gmail.com
Cc: -matt...@gmail.com
Comment #4 on issue 2371 by matt...@gmail.com: Completely untested modules
in sympy.polys
http://code.google.com/p/sympy/issues/detail?id=2371
This code will replace polyclasses.py (there is even preliminary support
Updates:
Status: NeedsDecision
Comment #1 on issue 2388 by asmeurer: The value of str(expr) depends on a
global setting
http://code.google.com/p/sympy/issues/detail?id=2388
But that's how the printer works in SymPy. Having it *not* respect the -o
option would be even more
Updates:
Labels: asmeurer
Comment #12 on issue 2283 by asmeurer: Non-iterative 'in'
http://code.google.com/p/sympy/issues/detail?id=2283
See https://github.com/mattpap/sympy/pull/1 and the original pull request.
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Updates:
Labels: -Milestone-Release0.7.0 Milestone-Release0.7.1
Comment #6 on issue 2160 by asmeurer: List of dependencies
http://code.google.com/p/sympy/issues/detail?id=2160
This would be nice to have, but people with knowledge of some of the more
esoteric (at least to me) parts of
Updates:
Status: Fixed
Comment #1 on issue 2383 by smi...@gmail.com: sqrt(-2*x*neg) gives wrong
expansion
http://code.google.com/p/sympy/issues/detail?id=2383
(No comment was entered for this change.)
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Updates:
Status: Fixed
Comment #2 on issue 2377 by smi...@gmail.com: expand(log=True) could use a
force option
http://code.google.com/p/sympy/issues/detail?id=2377
(No comment was entered for this change.)
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Updates:
Summary: separatevars should use expand [was: expand(power_base=True) is
too aggressive]
Comment #71 on issue 1766 by smi...@gmail.com: separatevars should use
expand [was: expand(power_base=True) is too aggressive]
http://code.google.com/p/sympy/issues/detail?id=1766
I'm just
Updates:
Status: Fixed
Comment #22 on issue 1847 by smi...@gmail.com: Powsimp returns wrong result
http://code.google.com/p/sympy/issues/detail?id=1847
(No comment was entered for this change.)
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Issue 2307: Duplicate methods: as_coeff_mul and as_coeff_Mul
http://code.google.com/p/sympy/issues/detail?id=2307
This issue is now blocking issue 2308.
See http://code.google.com/p/sympy/issues/detail?id=2308
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Updates:
Blockedon: 2307
Comment #4 on issue 2308 by asmeurer: Rename or refactor Add.primitive()
http://code.google.com/p/sympy/issues/detail?id=2308
It's easy to add a .primitive() method to Expr, but its implementation
depends on what we decide to do in issue 2307.
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Status: Accepted
Owner: ronan.l...@gmail.com
Labels: Type-Defect Priority-High
New issue 2389 by ronan.l...@gmail.com: Semantic inconsistency between
Basic.__contains__ and Tuple.__contains__
http://code.google.com/p/sympy/issues/detail?id=2389
According to the implementation in
Issue 2389: Semantic inconsistency between Basic.__contains__ and
Tuple.__contains__
http://code.google.com/p/sympy/issues/detail?id=2389
This issue is now blocking issue 2283.
See http://code.google.com/p/sympy/issues/detail?id=2283
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Updates:
Blockedon: 2389
Comment #13 on issue 2283 by ronan.l...@gmail.com: Non-iterative 'in'
http://code.google.com/p/sympy/issues/detail?id=2283
I think that 'in' is the wrong function to use for this functionality, see
issue 2389.
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Comment #2 on issue 2389 by asmeurer: Semantic inconsistency between
Basic.__contains__ and Tuple.__contains__
http://code.google.com/p/sympy/issues/detail?id=2389
Removing Basic.__contains__ would be a pretty big break. If you delete it
and run the tests, for example, you get a ton of
Updates:
Status: Fixed
Comment #2 on issue 2309 by smi...@gmail.com: Failing test with
Ellipse.random_point()
http://code.google.com/p/sympy/issues/detail?id=2309
This was fixed by checking that the coefficient is small:
def test_ellipse_random_point():
e3 =
Comment #4 on issue 1220 by asmeurer: w = Wild(coeff) fails
http://code.google.com/p/sympy/issues/detail?id=1220
This fails only on certain Python versions and architectures. The
name coeff doesn't seem to matter. It appears what matters is the
alphabetical order with respect to rest:
Updates:
Status: Fixed
Labels: Printing
Comment #2 on issue 1527 by asmeurer: bug in the printer (function + subs)
http://code.google.com/p/sympy/issues/detail?id=1527
This was fixed with the commit
commit aeb80f87a16fad38ffc44b18aa52d739519e003b
Author: Chris Smith
Updates:
Labels: -Milestone-Release0.7.0 -NeedsReview -Ronan.Lamy
Milestone-Release0.7.1
Comment #22 on issue 2205 by asmeurer: Name for Undefined functions
http://code.google.com/p/sympy/issues/detail?id=2205
This is all internal, right? Are there any objections to postponing this?
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