Chit-chat on Lagrange's four-square theorem

Lagrange’s four-square theorem is a beautiful result in number theory. However, to the best of my knowledge, I haven’t encountered it often in theoretical computer science. Today’s entry discusses two interesting stories related to this theorem.

Training dragons the hard way - Programming Every Day!: Perfect Squares [LeetCode] Part 2: Solve it Mathematically

Lagrange's Four-Square Theorem Seen Using Polygons and Lines - Wolfram Demonstrations Project

ACL Search Tool

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

Lagrange's four-square theorem

What is the intuition behind the Lagrange remainder? - Quora

Lagrange's four-square theorem - Wikipedia

Lagrange's Four-Square Theorem Seen Using Polygons and Lines - Wolfram Demonstrations Project

Proofs of Impossibility

Finalist Directory - Society for Science & the Public

Ghulam Mustafa on LinkedIn: Statistical Mechanics of ML

Proofs of Impossibility

Solve Equations