TeX Quellcode:

\begin{array}{rcl} -f(-x) &=& -\left( - 14 (-x)^4 +52 (-x)^3 -13 (-x) +1\right) \cr &=& -\left( -14x^4 -52 x^3 +13x +1\right) \cr &=& 14 x^4 +52 x^3 -13x -1 \cr & \neq & f(x) \end{array}