I'm new in Mathematica and I have a simple problem ...
This clause have to verify the symmetry of a function, but it doesn't work.
f[x_] = x^2;
If[-f[x] == f[-x], Punktsymmetrisch,
If[f[x] == f[-x], Achsensymmetrisch, keine Symmetrie erkennbar]]
Hope you can help me,