Jacobi's four-square theorem - Wikipedia

Chit-chat on Lagrange's four-square theorem

Solved In Number Theory, Lagrange's four-square theorem

PDF) A Simple Proof of Jacobi's Four-Square Theorem

Jacobi's four-square theorem

SOLVED: Theorem 8.35 (Lagrange's Four-Square Theorem) then n can be expressed as the sum If n is a number; of four squares: natural lattice A in 4-space is a set of the

GitHub - crteezy/java-lagrange-four-square-algorithm: Lagrange's four-square theorem algorithm using Java recursion

PDF) Quarternions and the Four Square Theorem

PDF) Sums of four squares and Waring's Problem

Waring's Problem -- from Wolfram MathWorld

An Independent Quaternion Proof of Jacobi's Four Square Theorem: Zhang, Yuxuan: 9781719171571: : Books