Source: cirosantilli/legendre-s-three-square-theorem
= Legendre's three-square theorem
{c}
{title2=iff not of form $4^a(8b + 7)$}
{title2=1770}
{wiki}
= Legendre's three-square theorem
{c}
{title2=iff not of form $4^a(8b + 7)$}
{title2=1770}
{wiki}