Lagrange's four-square theorem - Wikipedia
Descrição
Number theory - Wikipedia
Lagrange multiplier - Wikipedia
Number Theory: How can I construct an integer's representation as a sum of four squares? - Quora
Lagrange's Four-Square Theorem Seen Using Polygons and Lines - Wolfram Demonstrations Project
Euler's four-square identity
Minkowski's theorem - Wikipedia
Prove Lagrange's four-square theorem via Minkowski Theorem
Lagrange's four-square theorem - Wikipedia
Dissecting a Square to Four Squares - Wolfram Demonstrations Project
Square Root, PDF, Square Root
Lagrange's four-square theorem - Wikipedia
Field (mathematics) - Wikipedia
Sumset
Lagrange multipliers, examples (article)
de
por adulto (o preço varia de acordo com o tamanho do grupo)