Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-05-10 Thread sympy
Comment #9 on issue 3581 by asmeu...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 I guess implement Exp1.rewrite(sin) as well. -- You received this message because this project is configured to send all issue notifications to this address. You

Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-04-22 Thread sympy
Comment #8 on issue 3581 by v9jo...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 Hi, If this issue hasn't been resolved already, would it be alright if I took it up? I might be working on another issue in the rewrite functions in trigonometry

Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-03-31 Thread sympy
Comment #6 on issue 3581 by khageshp...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 Sir can you please tell me what exactly we want to achieve here? For example arg(3+2*I)already returns atan(2/3) and to get its numeric value we can simply

Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-03-31 Thread sympy
Comment #7 on issue 3581 by khageshp...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 Do we mean this: In[1]: x, y = Symbol('x', real=True), Symbol('y') In[2]: arg(x+y*I).rewrite(atan2) Out[1]: atan2(re(y),x-im(y)) -- You received this message

Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-03-19 Thread sympy
Comment #3 on issue 3581 by khageshp...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 Hi,can I work on this one because akshit has already expressed his desire to solve this bug? -- You received this message because this project is

Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-03-19 Thread sympy
Comment #4 on issue 3581 by asmeu...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 I haven't seen any work on it. I think you're good to go. -- You received this message because this project is configured to send all issue notifications to this

Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-03-19 Thread sympy
Comment #5 on issue 3581 by khageshp...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 Can somebody tell where to look for eval_rewrite in sympy source code directory? -- You received this message because this project is configured to send

Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-01-29 Thread sympy
Comment #1 on issue 3581 by akshit.j...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 Sir I want to fix this bug can you just tell me from where should I start just a hint will be helpful. -- You received this message because you are

Re: Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-01-29 Thread sympy
Comment #2 on issue 3581 by asmeu...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 The formula is already in eval. You just need to write a rewrite method. Look at how other functions do it (search for eval_rewrite). -- You received this

Issue 3581 in sympy: Implement arg.rewrite(atan2)

2013-01-01 Thread sympy
Status: Valid Owner: Labels: Type-Enhancement Priority-Medium EasyToFix New issue 3581 by asmeu...@gmail.com: Implement arg.rewrite(atan2) http://code.google.com/p/sympy/issues/detail?id=3581 arg() returns evaluated iff the result is numeric. arg().rewrite(atan2) should be implemented