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
rsolve: return None if it's not able to find solutions
Fix broken link to aboutus.html
test_kane2.py: remove deprecated (see issue 3381) usage of zeros((n, m))
Fix return values in test_recurr.py, rsolve_hyper: 0 -> None
3068_3052: partial resolution of sign/Abs issues
Add more test cases for implicit parsing
Merge pull request #1871 from lidavidm/refactor_implicit_parsing

Refactor implicit parsing
Merge pull request #1881 from smichr/sign

3068_3052: partial resolution of sign/Abs issues
Added correlation(), moment(), cmoment() in rv_interface.py