Re: Issue 1121 in sympy: Add Azimut (North-Orientation) to sympy.geometry.Polygon

2013-09-13 Thread sympy
Comment #7 on issue 1121 by smi...@gmail.com: Add Azimut (North-Orientation) to sympy.geometry.Polygon http://code.google.com/p/sympy/issues/detail?id=1121 Whatever is done, 10 should not be used. Use the actual slope instead. e.g. to make a horizontal line through (2,0) use

Issue 4018 in sympy: Equality arithmetic is wrong: Eq(x,0)+2 - Eq(x+2,0)

2013-09-13 Thread sympy
Status: Valid Owner: Labels: Type-Defect Priority-Medium New issue 4018 by smi...@gmail.com: Equality arithmetic is wrong: Eq(x,0)+2 - Eq(x+2,0) http://code.google.com/p/sympy/issues/detail?id=4018 I thought that arithmetic involving Equality would fail but it gives an incorrect

Re: Issue 4011 in sympy: ask.real wrong for some expressions was: Solutions for cubics

2013-09-13 Thread sympy
Updates: Summary: ask.real wrong for some expressions was: Solutions for cubics Labels: -Solvers Comment #2 on issue 4011 by smi...@gmail.com: ask.real wrong for some expressions was: Solutions for cubics http://code.google.com/p/sympy/issues/detail?id=4011 (No comment was

Re: [sympy] Two integration test suites

2013-09-13 Thread Peter Luschny
AM Yes, the fallback algorithm in SymPy, heurisch, is very slow. What's AM the longest time an integral took that still gave an answer from your AM tests? Most of the time I used a time-out of one minute, so I cannot tell. But see this comment by Waldek Hebisch:

Re: [sympy] Two integration test suites

2013-09-13 Thread Mateusz Paprocki
Hi, On 13 September 2013 02:09, Aaron Meurer asmeu...@gmail.com wrote: Yes, the fallback algorithm in SymPy, heurisch, is very slow. What's the longest time an integral took that still gave an answer from your tests? Example 181 can be computed, in improve-heurisch branch, as follows: In

[sympy] Fundamental unit calculations and Solving norm equations

2013-09-13 Thread Thilina Rathnayake
Hi All, Is there a module in SymPy which can be used to calculate fundamental units in a number field and to solve the norm equation? Thanks in advance. Regards, Thilina -- You received this message because you are subscribed to the Google Groups sympy group. To unsubscribe from this group