That's a long list ... while you were asked to just screenshot it.
Also, do note that some people may want to be credited using a different name and/or link back to their site. While it isn't really a big priority (usually), it's better to do so (if you remember their site).
Discovering math. functions for damage formulas was one of the greatest things for me.
It's very useful for balancing skills to work in a variety of possible circumstances.
For example if you have a skill that is supposed to work for both mages and warriors: