negative number raised to even power

[Manolo Sobrino]

(05-07-2015 09:45 PM)PANAMATIK Wrote:  What is the precedence of the unary minus operator in mathematics? Or does it only exist in the C language? I ask this because I don't know the answer.

We're doing arithmetic with integers here, who needs unary operators? Do whatever you want with grammars for computers, I just say that it's a good idea to parse maths as maths if you want to do maths.