Re: [sympy] returning symbol in a function

2020-11-03 Thread Aaron Meurer
I'm unclear what you're trying to achieve with the functions. exec() takes a string of Python code and executes it. The entire string must be valid Python code by itself, so exec('return x') fails because a bare "return x" is not valid Python. "return" must be inside a function definition to be val

Re: [sympy] sympy python and graphics

2020-11-03 Thread Aaron Meurer
If the graphics you are producing are based on data, I think matplotlib is your best option for producing publication quality figures, at least using Python. For the sort of figure you've created, I would also look at TikZ, which can produce similar quality images directly in LaTeX. Asymptote looks

[sympy] returning symbol in a function

2020-11-03 Thread Thomas Ligon
The following code is not working as I expected. Why does Sym1 contain an underline (_{1})? Why does return fail (unhandled exception) in line 7? Code: import sympy from sympy import symbols, latex def defSym1(): return Sym1 def defSym2(): strSym = 'return Sym2' exec(strSym) Sym1 = sy

[sympy] sympy python and graphics

2020-11-03 Thread Alan Bromborsky
One thing I think is lacking in python is the ability to generate report quality graphics directly.  The best available is matplotlib which doesn't really do the job all the time.  I have a paper I wrote (for my own edification) using sympy and galagebra to solve the Foucault pendulum.  For gra

[sympy] New Member Introduction

2020-11-03 Thread NISHANT SUSHMAKAR
Hi all, My Name is Nishant Sushmakar currently a 3rd yr Undergrad Majoring in Mathematics and Computer Science from Delhi Technological University, India. I have used this package a lot in my practical for Scientific computing , Stochastic process and now I feel obliged to contribute .I am pro