Click a button to see info about the math operation written on the button. Press space to go back to the main menu. Click "See Inside" and go to each sprite to see examples of how to use the operator. You can copy them into your projects or whatever, no credit required, but if you comment with a link to a project you used some of this code in, I would love to see it!
Just Wikipedia and my dad, I think. And thanks to Larry Wall, the inventor of Perl, Tom Christiansen, a consultant specializing in Perl, and Dr. Jon Orwant, the CTO of O'Reilly & Associates, for the log-in-multiple-bases code, from their book Programming Perl. Update 9/28/17: Fixed a couple formatting problems in the logarithm explanation.