Comment #12 on issue 604 by smi...@gmail.com: write tests for p =
x**3+2*x**2+8; r = roots(p, x);
http://code.google.com/p/sympy/issues/detail?id=604
Perhaps this issue should just be closed. Looking at the git log I see that
the whole test was removed in the revamp of poly (see
Comment #8 on issue 834 by fedot...@gmail.com:
hasattr(Triangle(*p), bisectors) hangs
http://code.google.com/p/sympy/issues/detail?id=834
I think removing @property for most attributes in Triangle, Polygon and
other classes of polygon.py is a good idea.
The basic reason is properties
Comment #9 on issue 834 by mcdonald...@gmail.com:
hasattr(Triangle(*p), bisectors) hangs
http://code.google.com/p/sympy/issues/detail?id=834
Properties are not really needed at all but a rule that would make sense is
properties for all trivial calculation and the rest methods. Is there
Comment #11 on issue 2172 by sherjilo...@gmail.com: diagonalize method to
Matrix
http://code.google.com/p/sympy/issues/detail?id=2172
What is the problem with this patch ?
This issue is solved, isn't it ?
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Comment #3 on issue 771 by sherjilo...@gmail.com: Matrix equations
http://code.google.com/p/sympy/issues/detail?id=771
Has this been pushed in ?
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Comment #3 on issue 959 by sherjilo...@gmail.com: make sympy do vector
manipulations
http://code.google.com/p/sympy/issues/detail?id=959
What should exp(A) be treated as for non-diagonalizable A like vectors.
Something like this,
A = Matrix([1,2,3])
exp(A)
Matrix([exp(1), exp(2), exp(3)])
Comment #4 on issue 1633 by sherjilo...@gmail.com: sympy change zeros()
behaviour
http://code.google.com/p/sympy/issues/detail?id=1633
This is a non-issue, IMHO.
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Comment #3 on issue 2264 by smi...@gmail.com: Caching problems in Order
http://code.google.com/p/sympy/issues/detail?id=2264
In my 2092 branch I cleaned up Order so it only stores symbols as the
variables of the Order. It was previously storing expressions, e.g. `O(2-x,
2-x)` would be
Comment #2 on issue 1464 by fedot...@gmail.com: docs: adding instructions
how to get stuff working on windows
http://code.google.com/p/sympy/issues/detail?id=1464
I've found the following page useful for me to get stuff working on
windows:
Comment #12 on issue 2172 by Vinzent.Steinberg: diagonalize method to Matrix
http://code.google.com/p/sympy/issues/detail?id=2172
The patch has to be reviewed positively, as indicated by the NeedsReview
tag.
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Updates:
Status: Fixed
Comment #13 on issue 2172 by pr...@goodok.ru: diagonalize method to Matrix
http://code.google.com/p/sympy/issues/detail?id=2172
It is in master branch already.
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Comment #2 on issue 1168 by sherjilo...@gmail.com: Matrix([[x+y, -x, 0],
[-x-y, x, 1], [0,1,0]]).inf() gives wrong result
http://code.google.com/p/sympy/issues/detail?id=1168
THis problem doesn't come up in my version of SymPy. I think this issue has
been fixed and needs to be closed.
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Comment #4 on issue 959 by pr...@goodok.ru: make sympy do vector
manipulations
http://code.google.com/p/sympy/issues/detail?id=959
Arguably.
I think we must use the typification principle.
If we used Matrix, then `exp` is defined only for square matrix, so
From these positions
Updates:
Labels: -NeedsReview
Comment #14 on issue 2172 by Vinzent.Steinberg: diagonalize method to Matrix
http://code.google.com/p/sympy/issues/detail?id=2172
So this issue has been out of date, thanks.
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Comment #1 on issue 2111 by fedot...@gmail.com: tan(pi/2) should return +-oo
http://code.google.com/p/sympy/issues/detail?id=2111
cot(0).evalf() raises exception.
For consistency it should also return infinity.
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Comment #2 on issue 860 by sherjilo...@gmail.com: vectors substitution
http://code.google.com/p/sympy/issues/detail?id=860
This should work. There is a problem with simpify I guess. I'm looking into
it.
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Comment #3 on issue 860 by sherjilo...@gmail.com: vectors substitution
http://code.google.com/p/sympy/issues/detail?id=860
Solved the sympify problem. Sympify for matrix is now just the matrix
itself with its element sympified. I know its not exactly what sympify's
job is, but its better
Comment #52 on issue 821 by Vinzent.Steinberg: multiple arguments for max
and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
I commented on the pull request.
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Comment #15 on issue 2172 by pr...@goodok.ru: diagonalize method to Matrix
http://code.google.com/p/sympy/issues/detail?id=2172
Yes, but I'll add some reservations to clarify the current situation.
Jordan from is calculated now without appropriated transformation yielding
(in other words
Comment #4 on issue 2264 by ness...@googlemail.com: Caching problems in
Order
http://code.google.com/p/sympy/issues/detail?id=2264
I did quit a bit of work on series over the weekend, see my limit_gamma
branch.
I will open a pull request on wednesday or so. I hope I did not duplicate
Updates:
Labels: ppn.online NeedsReview
Comment #19 on issue 2252 by asmeurer: activate docstring examples for
symarray()
http://code.google.com/p/sympy/issues/detail?id=2252
See https://github.com/sympy/sympy/pull/209.
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Comment #20 on issue 2252 by pr...@goodok.ru: activate docstring examples
for symarray()
http://code.google.com/p/sympy/issues/detail?id=2252
Thanks, Aaron, for link pointing.
All test are passed (except the floppy issue 2258 in master).
The way which is chosen is to add `#doctest: +SKIP`
Updates:
Labels: -NeedsReview PassedReview
Comment #21 on issue 2252 by pr...@goodok.ru: activate docstring examples
for symarray()
http://code.google.com/p/sympy/issues/detail?id=2252
(No comment was entered for this change.)
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Comment #22 on issue 2252 by ppn.onl...@me.com: activate docstring examples
for symarray()
http://code.google.com/p/sympy/issues/detail?id=2252
Could you elaborate on what you mean by implementing a numpy handling?
Implement a directive?
Readability by itself is not so significant, but
Comment #23 on issue 2252 by pr...@goodok.ru: activate docstring examples
for symarray()
http://code.google.com/p/sympy/issues/detail?id=2252
Yes, I have meant a directive. But I just now think, it is not clear,
whether a warning message is needed when numpy is not installed.
That is, if
Comment #24 on issue 2252 by pr...@goodok.ru: activate docstring examples
for symarray()
http://code.google.com/p/sympy/issues/detail?id=2252
Sorry,
That is, if numpy *is* installed, then tests are handling
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Comment #15 on issue 828 by gdrummo...@gmail.com: In sympy.geometry many
docstrings are not good enough
http://code.google.com/p/sympy/issues/detail?id=828
Submitted pull request:
https://github.com/sympy/sympy/pull/212
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Comment #25 on issue 694 by fedot...@gmail.com: Add tests from Review of
CAS mathematical capabilities, by Michael Wester
http://code.google.com/p/sympy/issues/detail?id=694
I've added and updated several tests.
Updated version here:
Updates:
Status: Fixed
Labels: -NeedsReview PassedReview
Comment #5 on issue 2186 by ronan.l...@gmail.com: X, Y, Z gates should be
hermitian as well as unitary
http://code.google.com/p/sympy/issues/detail?id=2186
It's in.
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Status: Accepted
Owner: andy.ter...@gmail.com
Labels: Type-Defect Priority-Medium
New issue 2265 by andy.ter...@gmail.com: cse fails for multiplication
http://code.google.com/p/sympy/issues/detail?id=2265
In [1]: from sympy import *
In [2]: from sympy.abc import *
In [11]: cse([a*c, a*b*c])
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