- API BREAK The IntPower class has been renamed. It is not called ConstPower. In addition we also have TermPower.
- Division operator
- User defined n-ary functions, in addition to unary and binary functions. Huge thanks to davidanthoff for the patch.
- Evaluating gradients using a subset of the variables. Used for parameterized functions having "constant" parameters in addition to the actual function argument.
- Power terms can now have terms in the exponent, in addition to constants