Split out implicit multiplication & application
Change docstrings
Rewrite function exponentiation
Fix case in function exponentiation
Fix function exponentiation
Add more documentation for sympy_parser
Remove extraneous print statement
Use string formatting, not .format()
Add customizable symbol name splitting transformation
Add example of customizable symbol splitting
Add tests for individual steps
Add more test cases for implicit parsing
Merge pull request #1871 from lidavidm/refactor_implicit_parsing

Refactor implicit parsing