Four Square Theorem - Quaternions, PDF, Prime Number

MathType on X: Lagrange's four-square theorem asserts that any positive whole number can be written as the sum of four squares of integers. Leave an example in the comments! #MathType #NumberTheory #math #

Table 1 from Extended Lagrange's four-square theorem

Sums of four squares — AnhThu Nguyen

Lagrange's Four-Square Theorem, PDF, Number Theory

What's so interesting about squared numbers? Lagrange's Four Square Theorem

Waring's Problem & Lagrange's Four-Square Theorem

Discrete quantum computation and Lagrange's four-square theorem

Why was this visual proof missed for 400 years? (Fermat's two square theorem)

Sum of two squares theorem - Wikipedia

Euler's four-square identity - Wikipedia