TeX lähde:

\lambda = h/(mv) = \frac{6,62607004 \cdot 10^{-34}~\mathrm{m}^2 \mathrm{kg/s}}{9,10938356 \cdot 10^{-31}~\mathrm{kg} \cdot 300000~\mathrm{m/s}} = 2,42463 \cdot 10^{-9}~\mathrm{m}