Toplinsko širenje čvrstih tijela - 6.

$\alpha =2\beta \backslash alpha=2\; \backslash beta$

$\alpha =3\beta \backslash alpha=3\; \backslash beta$

$\beta =2\alpha \backslash beta=2\; \backslash alpha$

$\beta =3\alpha \backslash beta=3\; \backslash alpha$