Comment #44 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
Regarding inheritance Min of Max, I agree with that.
For LatticeOp I now can't say anything. Will it fit for
Max(cos(x), sin(x), 0)
Max(cos(x
Updates:
Status: Fixed
Labels: -NeedsReview PassedReview
Comment #3 on issue 2248 by ronan.l...@gmail.com: Operator == not symmetric
for Real and others
http://code.google.com/p/sympy/issues/detail?id=2248
This is in.
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Comment #43 on issue 821 by ronan.l...@gmail.com: multiple arguments for
max and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
I haven't examined the code in detail but I have a few high-level remarks:
* Max and Min shouldn't subclass Function any more.
* They should
Comment #42 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
This
`(v.is_real is not None) or (v is S.Infinity) or (v is S.NegativeInfinity)`
raised Exception for `cos(x)`.
There is why I just updated rais
Comment #41 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
But for the `zoo` current pull request does not deal:
In [7]: Max(1, x, -oo, zoo)
Out[7]: Max(1, zoo, x)
In [8]: Min(1, x, -oo, zoo)
Out[8]: Min
Status: Accepted
Owner: asmeurer
CC: matt...@gmail.com
Labels: Type-Defect Priority-Medium Polynomial
New issue 2253 by asmeurer: polys errors should all derive from
PolynomialError
http://code.google.com/p/sympy/issues/detail?id=2253
Right now, most of the errors in polyerrors.py derive from
Comment #40 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
I tested the current pull request:
In [3]: Max(1, x, oo, oo)
Out[3]: oo
In [4]: Max(1, x, -oo, -oo)
Out[4]: Max(1, x)
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Status: New
Owner:
Labels: Type-Defect Priority-Medium EasyToFix
New issue 2252 by pr...@goodok.ru: activate docstring examples for
symarray()
http://code.google.com/p/sympy/issues/detail?id=2252
There are examples of symarray() function in docstring, which are not
passing through `./
Comment #39 on issue 821 by asmeurer: multiple arguments for max and other
improvements
http://code.google.com/p/sympy/issues/detail?id=821
I forgot about oo. Should it then be just "if (x.is_real is not None) or
(x is S.Infinity) or (x is S.NegInfinity)"? We could combine this into an
Status: New
Owner:
Labels: Type-Defect Priority-Medium
New issue 2251 by krastano...@gmail.com: quantum.spin.J?Ket ambiguous
printing
http://code.google.com/p/sympy/issues/detail?id=2251
When using both JzKet and JxKet with the same j and m arguments the output
for both is |j,m>. It's
Comment #38 on issue 821 by Vinzent.Steinberg: multiple arguments for max
and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
Sorry, I meant "such an assumption".
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Comment #3 on issue 2249 by yuri.kar...@gmail.com: Solver for Integrable
series of special Riccati equation.
http://code.google.com/p/sympy/issues/detail?id=2249
After the changes it will be possible to solve special Riccati euation
a*y'+b*y**2+c*x**alpha=0
where a, b, c != 0
and there's tw
Comment #37 on issue 821 by Vinzent.Steinberg: multiple arguments for max
and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
Exactly. I was wondering whether exceptions are important enough to support
such a comparison.
oo for instance is not in the set of reals bu
Updates:
Status: Accepted
Mergedinto:
Comment #2 on issue 2249 by asmeurer: Solver for Integrable series of
special Riccati equation.
http://code.google.com/p/sympy/issues/detail?id=2249
Apparently this is actually separate from issue 2250.
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Comment #36 on issue 821 by asmeurer: multiple arguments for max and other
improvements
http://code.google.com/p/sympy/issues/detail?id=821
For is_comparable, what would it be useful for? When is something
comparable and not real?
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Comment #1 on issue 2250 by asmeurer: Solver for special case of Riccati
equation
http://code.google.com/p/sympy/issues/detail?id=2250
Issue 2249 has been merged into this issue.
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Updates:
Status: Duplicate
Mergedinto: 2250
Comment #1 on issue 2249 by asmeurer: Solver for Integrable series of
special Riccati equation.
http://code.google.com/p/sympy/issues/detail?id=2249
(No comment was entered for this change.)
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Updates:
Labels: Milestone-Release0.7.0
Comment #13 on issue 2217 by asmeurer: Patches tutorial
http://code.google.com/p/sympy/issues/detail?id=2217
I mean we need to patch sympy itself removing the old patches tutorial from
the docs, so that people don't use it anymore.
Also, we nee
Comment #17 on issue 564 by asmeurer: series expansion of acosh and acoth
http://code.google.com/p/sympy/issues/detail?id=564
See issue 2096.
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Comment #15 on issue 2247 by yuri.kar...@gmail.com: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
I don't want to have this conversation. I answered your question. Just try
to understand the difference between sqrt(x**2-1) and sqrt(x-1)sqrt(x+1)
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Labels: -NeedsReview PassedReview
Comment #20 on issue 2011 by Vinzent.Steinberg: less self-confident simplify
http://code.google.com/p/sympy/issues/detail?id=2011
Looks fine to me now, all tests pass.
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Comment #14 on issue 2247 by pr...@goodok.ru: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
Second, I have read all comments, they are delivered to me trough the
email, so there is no need to delete them.
I observe that you freely manage with formulas.
But this uncon
Comment #13 on issue 2247 by pr...@goodok.ru: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
it is not right to fix a foliation if you are using symbolic computation
Why not?
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Comment #12 on issue 2247 by yuri.kar...@gmail.com: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
Dear, you should understand what Rieman surface is, and the possibility to
cut it in several ways. Unfortunately I can't teach you. You should get a
course of complex an
Comment #11 on issue 2247 by yuri.kar...@gmail.com: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
1. There's no difference in equations in comment 9 and 10
2. Read all the comments then write your thoughts, not vise versa.
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Comment #35 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
Thanks for information about merging, and it can be interesting not only
for me, so I will add section about it in the developer guide wiki.
-
Comment #34 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
I updated pull.
Some tests added too.
Firstly I wanted to encapsulate exception raising into the method
`is_connected`, but for the task of ch
Comment #33 on issue 821 by Vinzent.Steinberg: multiple arguments for max
and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
Just in case you did not know about it: You can easily get my changes into
your branch doing (assuming you checked out your branch):
$ git p
Comment #32 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
I have seen your repository, Vinzent. Understand.
I will try to implement the exception soon, as I understand right.
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Comment #31 on issue 821 by Vinzent.Steinberg: multiple arguments for max
and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
in general case objects must be comparable with ones, and not with others.
You are right, it should not be tied to the objects, but to the <-
Comment #30 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
And 'is_comparable'. I think that it is hard, and in general case objects
must be comparable with ones, and not with others.
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Comment #29 on issue 821 by pr...@goodok.ru: multiple arguments for max and
other improvements
http://code.google.com/p/sympy/issues/detail?id=821
Please note that for a complex input we have by default 'is_real ==
None'. So an exception could only be raised for 'is_real == False'.
If in
Comment #10 on issue 2247 by pr...@goodok.ru: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
I correct the last equation:
`x/sqrt(x**2 - 1) = (+/-) a`
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Comment #9 on issue 2247 by pr...@goodok.ru: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
But still, I warn to be careful the with even functions like acosh(x).
If your code related with solving of equations then from:
coth(acosh(x)) = a
followed
x/sqrt(1-x*
Status: New
Owner:
Labels: Type-Defect Priority-Medium
New issue 2250 by yuri.kar...@gmail.com: Solver for special case of Riccati
equation
http://code.google.com/p/sympy/issues/detail?id=2250
Solver for special case of Riccati equation will be aded.
ay'+by**2+cy/x+d/x**2=0
where a, b,
Updates:
Labels: -Milestone-Release0.7.1 Milestone-Release0.7.0
Comment #28 on issue 821 by Vinzent.Steinberg: multiple arguments for max
and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
(No comment was entered for this change.)
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Comment #27 on issue 821 by Vinzent.Steinberg: multiple arguments for max
and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
I made your code 2.4 compatible, please consider pulling:
g...@github.com:vks/sympy.git 821_Max
It was only about "f(*args, something=x)" vs.
Comment #26 on issue 821 by Vinzent.Steinberg: multiple arguments for max
and other improvements
http://code.google.com/p/sympy/issues/detail?id=821
Max(x, 1) will assume it is real
IMHO it should rather assume it could be real. So a lazily evaluated Max()
is the way to go in this case.
Comment #8 on issue 2247 by pr...@goodok.ru: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
Thanks for books, I was inattentive and I mixed up coth with cosh.
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New issue 2249 by yuri.kar...@gmail.com: Solver for Integrable series of
special Riccati equation.
http://code.google.com/p/sympy/issues/detail?id=2249
The solver for special Riccati equation integrable series will be added to
symp
Comment #7 on issue 2247 by yuri.kar...@gmail.com: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
Sorry but this computations are absolutely accurate. And they were in the
module long ago, I just add the part which was missed.
Oh, dear I can recommend you some good bo
Comment #8 on issue 2246 by yuri.kar...@gmail.com: Global directive to
switch strict transformations
http://code.google.com/p/sympy/issues/detail?id=2246
The behavior of sole is really strange it solve
In [6]: eq=tan(f(x))-x-c
In [7]: solve(eq, f(x))
Out[7]: [atan(c + x)]
but have NotImple
Comment #6 on issue 2247 by pr...@goodok.ru: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
Sorry, issue 2245 is more similar, where simplification with no accuracy at
some singularities is described.
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Comment #5 on issue 2247 by pr...@goodok.ru: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
But does this: tanh(acoth(x)) ?
(acoth has branches, and at the same time tanh is odd function therefore
transpose this branch through itself)
Nevertheless, I remarked another
Comment #7 on issue 2246 by yuri.kar...@gmail.com: Global directive to
switch strict transformations
http://code.google.com/p/sympy/issues/detail?id=2246
Yes, the example is totally wrong, but we can have another one:
tan(f(x)) = x+C
And we have to face this problem anyway. I hope to catch y
Comment #4 on issue 2247 by yuri.kar...@gmail.com: Problem with coth
http://code.google.com/p/sympy/issues/detail?id=2247
Correction: All of these formula don't depend on cut agreement.
Because for negative branch of sqrt we have
coth(t) = -sqrt(1+x**2)/(-x) which is the same result.
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Comment #12 on issue 2217 by pr...@goodok.ru: Patches tutorial
http://code.google.com/p/sympy/issues/detail?id=2217
Thanks for updates, I see them helpful.
About local git version of wiki, yes I have not problems with it already.
I inserted now the pictures, section about git settings, and men
Updates:
Labels: -NeedsReview PassedReview
Comment #14 on issue 905 by pr...@goodok.ru: series error: maximum
recursion depth exceeded
http://code.google.com/p/sympy/issues/detail?id=905
(No comment was entered for this change.)
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