(vd+1)PAG(tu)+v(z−tu)PAG′(tu){\ estilo de visualización (\nu d+1)P(u)+\nu (zu)P'(u)}
pag(3)=1−(3(2π)3∫−ππ∫−ππ∫−ππdXdydz3−porqueX−porquey−porquez)−1≈0.340573{\displaystyle \color {Blanco}p(3)=1-\left({\frac {3}{(2\pi )^{3}}}\int _{-\pi }^{\pi }\ int _{-\pi }^{\pi }\int _{-\pi }^{\pi }{\frac {\mathrm {d} x\,\mathrm {d} y\,\mathrm {d} z}{3-\cos {x}-\cos {y}-\cos {z}}}\right)^{-1}\aprox. 0,340573}
