Narzędzia matematyczne

2015-05-02 13:13:43

Mnożenie macierzy

[\begin{matrix} 6.050 & 1.540 & 0.190 & 3.030 \\ 0.300 & 5.620 & 1.100 & 0.620 \\ 4.260 & -0.370 & -8.590 & -1.170 \\ 0.080 & 0.100 & -0.940 & -1.660 \end{matrix}] \times [\begin{matrix} 0 \\ 0 \\ 0 \\ 0 \end{matrix}] = [\begin{matrix} 6.050 \cdot 0 + 1.540 \cdot 0 + 0.190 \cdot 0 + 3.030 \cdot 0 \\ 0.300 \cdot 0 + 5.620 \cdot 0 + 1.100 \cdot 0 + 0.620 \cdot 0 \\ 4.260 \cdot 0 + -0.370 \cdot 0 + -8.590 \cdot 0 + -1.170 \cdot 0 \\ 0.080 \cdot 0 + 0.100 \cdot 0 + -0.940 \cdot 0 + -1.660 \cdot 0 \end{matrix}] = [\begin{matrix} 0 \\ 0 \\ 0 \\ 0 \end{matrix}]