Waring's Problem -- from Wolfram MathWorld

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

Triangle with Squares 6: Four squares. Level: High School, SAT Prep, College geometry Antonio Gutierrez

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

Pythagorean Theorem

Pythagorean Theorem

CodeChef - Lagrange's four-square theorem, also known as Bachet's conjecture, states that every natural number can be represented as the sum of four integer squares. This theorem was proven by Joseph Louis

Lagrange's three square theorem

PDF) Sums of four squares and Waring's Problem

Solved 4. [12 marks] The Modular Operation x mod m = r

Euler's four-square identity - Wikipedia