TeX Quellcode:

\begin{array}{lcrcrcrcr} f(2) &=& a\cdot 2^2 &+& b\cdot 2 &+& c &=& 1 \cr f(1) &=& a\cdot 1^2 &+& b\cdot 1 &+& c &=& 2 \cr f(0) &=& a\cdot 0^2 &+& b\cdot 0 &+& c &=& 1 \end{array}