Issue 2640 in sympy: uneccessary nesting of exponent

Status: Accepted Owner: smi...@gmail.com Labels: Type-Defect Priority-Medium Printing New issue 2640 by smi...@gmail.com: uneccessary nesting of exponent http://code.google.com/p/sympy/issues/detail?id=2640 Rational does not need to be wrapped in parentheses when it is an exponent: >>> x**R

Re: Issue 1718 in sympy: re-writing of sums and products

Comment #4 on issue 1718 by asmeurer: re-writing of sums and products http://code.google.com/p/sympy/issues/detail?id=1718 Given the awful state of Product (issue 2639), I highly recommend making this change, as it makes stuff return a Sum instead, which is much better behaved at the moment.

2 issues changed in sympy

Updates: Labels: NeedsReview Status: Started Comment by asmeurer: See https://github.com/sympy/sympy/pull/555 Affected issues: issue 1718: re-writing of sums and products http://code.google.com/p/sympy/issues/detail?id=1718 issue 2638: Bug with Product http://code.go

Re: Issue 2639 in sympy: Product() is seriously broken

Issue 2639: Product() is seriously broken http://code.google.com/p/sympy/issues/detail?id=2639 This issue is now blocking issue 2636. See http://code.google.com/p/sympy/issues/detail?id=2636 -- You received this message because you are listed in the owner or CC fields of this issue, or because y

Re: Issue 2636 in sympy: Pretty print Product

Updates: Blockedon: 2639 Comment #3 on issue 2636 by asmeurer: Pretty print Product http://code.google.com/p/sympy/issues/detail?id=2636 It may be a good idea to rewrite this ridiculous class first (issue 2639). -- You received this message because you are subscribed to the Google Group

Re: Issue 2639 in sympy: Product() is seriously broken

Comment #4 on issue 2639 by asmeurer: Product() is seriously broken http://code.google.com/p/sympy/issues/detail?id=2639 Also, we don't have is_Product. -- You received this message because you are subscribed to the Google Groups "sympy-issues" group. To post to this group, send email to sympy

Re: Issue 2214 in sympy: representation of Sum and Integral should be unified

Issue 2214: representation of Sum and Integral should be unified http://code.google.com/p/sympy/issues/detail?id=2214 This issue is now blocking issue 2639. See http://code.google.com/p/sympy/issues/detail?id=2639 -- You received this message because you are listed in the owner or CC fields of t

Re: Issue 2639 in sympy: Product() is seriously broken

Updates: Blockedon: 2214 Comment #3 on issue 2639 by asmeurer: Product() is seriously broken http://code.google.com/p/sympy/issues/detail?id=2639 See issue 2214 for the unification of Sum, Product, and Integral. -- You received this message because you are subscribed to the Google Group

8 issues changed in sympy

Updates: Labels: Concrete Comment by asmeurer: (No comment was entered for this change.) Affected issues: issue 1066: sum(1/(x+2)**3,(x,1,oo)) doesn't do it http://code.google.com/p/sympy/issues/detail?id=1066 issue 1072: sum(factorial(2*k+1)/factorial(2*k), (k, 0, oo)) should

5 issues changed in sympy

Updates: Labels: Concrete Comment by asmeurer: (No comment was entered for this change.) Affected issues: issue 185: Sums and products http://code.google.com/p/sympy/issues/detail?id=185 issue 1718: re-writing of sums and products http://code.google.com/p/sympy/issues/detail

Re: Issue 2639 in sympy: Product() is seriously broken

Updates: Summary: Product() is seriously broken Cc: smi...@gmail.com Labels: -Priority-Medium Priority-High Comment #1 on issue 2639 by asmeurer: Product() is seriously broken http://code.google.com/p/sympy/issues/detail?id=2639 Actually, Product is seriously broken. - I

Re: Issue 2638 in sympy: Bug with Product

Comment #1 on issue 2638 by asmeurer: Bug with Product http://code.google.com/p/sympy/issues/detail?id=2638 By the way, we really should test product(), as Product should be unevaluated by default (issue 2639). -- You received this message because you are subscribed to the Google Groups "sy

Issue 2639 in sympy: Product() should be unevaluated

Status: Accepted Owner: asmeurer Labels: Type-Defect Priority-Medium New issue 2639 by asmeurer: Product() should be unevaluated http://code.google.com/p/sympy/issues/detail?id=2639 Unlike other unevaluated operators, Product() is not always unevaluated. Attempted evaluation should be the job

Issue 2638 in sympy: Bug with Product

Status: Accepted Owner: asmeurer Labels: Type-Defect Priority-Medium New issue 2638 by asmeurer: Bug with Product http://code.google.com/p/sympy/issues/detail?id=2638 In [1]: Product(2**(1/factorial(n)), (n, 0, oo)) ERROR: An unexpected error occurred while tokenizing input The following traceba

Re: Issue 1718 in sympy: re-writing of sums and products

Updates: Status: Started Comment #1 on issue 1718 by asmeurer: re-writing of sums and products http://code.google.com/p/sympy/issues/detail?id=1718 As Chris said, this is easy to fix. Just remove the conditional from products.py (the line number has changed to around 130). If I do th

Re: Issue 2637 in sympy: Unicode Sigma for pretty printed Sum

Comment #2 on issue 2637 by asmeurer: Unicode Sigma for pretty printed Sum http://code.google.com/p/sympy/issues/detail?id=2637 By the way, I recommend that you copy and paste these into your terminal to get an idea of what they look like there. The easiest way to do that is to open a Pytho

Re: Issue 2637 in sympy: Unicode Sigma for pretty printed Sum

Comment #1 on issue 2637 by asmeurer: Unicode Sigma for pretty printed Sum http://code.google.com/p/sympy/issues/detail?id=2637 I can't find a decent looking replacement for ). There don't seem to be any tall > characters in unicode, unless I missed them. Therefore, I recommend using only a

Issue 2637 in sympy: Unicode Sigma for pretty printed Sum

Status: Accepted Owner: asmeurer Labels: Type-Defect Priority-Medium Printing New issue 2637 by asmeurer: Unicode Sigma for pretty printed Sum http://code.google.com/p/sympy/issues/detail?id=2637 I've been looking into how to pretty print the Sigma using unicode. Here's what I've got so far:

Re: Issue 2636 in sympy: Pretty print Product

Comment #1 on issue 2636 by asmeurer: Pretty print Product http://code.google.com/p/sympy/issues/detail?id=2636 Or, better, for unicode, do n ┬───┬ │ │ f(k) │ │ k = 1 So it looks more like the capital Pi at http://en.wikipedia.org/wiki/Multiplication#Capital_Pi_notation. I couldn't

Issue 2636 in sympy: Pretty print Product

Status: Accepted Owner: asmeurer Labels: Type-Enhancement Priority-Medium Printing New issue 2636 by asmeurer: Pretty print Product http://code.google.com/p/sympy/issues/detail?id=2636 We should pretty print Product with a big capital Pi. Something like product(f(k), (k, 1, n)) n - |

Re: Issue 2453 in sympy: abs(sympy.I * sympy.pi) evaluates incorrectly

Updates: Labels: Assumptions Comment #4 on issue 2453 by asmeurer: abs(sympy.I * sympy.pi) evaluates incorrectly http://code.google.com/p/sympy/issues/detail?id=2453 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google Groups

Re: Issue 2458 in sympy: Rewrite the printers to be non-recursive

Updates: Summary: Rewrite the printers to be non-recursive Comment #5 on issue 2458 by asmeurer: Rewrite the printers to be non-recursive http://code.google.com/p/sympy/issues/detail?id=2458 (No comment was entered for this change.) -- You received this message because you are subscr

Re: Issue 1004 in sympy: use pylab for latex printing (optionally)

Updates: Labels: Printing Comment #2 on issue 1004 by asmeurer: use pylab for latex printing (optionally) http://code.google.com/p/sympy/issues/detail?id=1004 This is what the IPython qtconsole uses if you use --profile=sympy. It looks rather ugly in my opinion. -- You received t

Re: Issue 2143 in sympy: Test runner does not print names of XPASSed tests (usually)

Updates: Status: Started Labels: NeedsReview Comment #2 on issue 2143 by asmeurer: Test runner does not print names of XPASSed tests (usually) http://code.google.com/p/sympy/issues/detail?id=2143 Actually, the problem was py.test being installed or not, not specifically 32-b

Re: Issue 2387 in sympy: Evalf of trig functions with imaginary arguments

Updates: Status: Fixed Labels: -NeedsReview PassedReview Comment #9 on issue 2387 by asmeurer: Evalf of trig functions with imaginary arguments http://code.google.com/p/sympy/issues/detail?id=2387 That was pushed in. -- You received this message because you are subscribed to

Re: Issue 2079 in sympy: multiple integral gives wrong result

Updates: Cc: ness...@googlemail.com Labels: EasyToFix Comment #3 on issue 2079 by asmeurer: multiple integral gives wrong result http://code.google.com/p/sympy/issues/detail?id=2079 It seems that this was fixed by the commit commit 238dbe82646a58a351e434621bfe6584b87b1553 Author

Re: Issue 1048 in sympy: sqrt(3).is_integer

Updates: Status: Fixed Labels: -NeedsReview PassedReview Comment #7 on issue 1048 by asmeurer: sqrt(3).is_integer http://code.google.com/p/sympy/issues/detail?id=1048 This was merged. -- You received this message because you are subscribed to the Google Groups "sympy-issues" gr

Re: Issue 1048 in sympy: sqrt(3).is_integer

Updates: Labels: smichr NeedsReview Comment #6 on issue 1048 by smi...@gmail.com: sqrt(3).is_integer http://code.google.com/p/sympy/issues/detail?id=1048 https://github.com/sympy/sympy/pull/552 -- You received this message because you are subscribed to the Google Groups "sympy-issues"

Re: Issue 2513 in sympy: Create a SymPyDeprecationWarning for deprecated SymPy behavior

Comment #2 on issue 2513 by asmeurer: Create a SymPyDeprecationWarning for deprecated SymPy behavior http://code.google.com/p/sympy/issues/detail?id=2513 See the comments on issue 2142. Also, don't forget to update the @deprecated decorator from sympy/core/decorators.py to use this. -- Y