A Short Proof of Fermat’s Two-square Theorem

DOI10.1080/00029890.2020.1751559zbMath1451.11025OpenAlexW3046134968MaRDI QIDQ3304746

Sam Northshield

Publication date: 3 August 2020

Published in: The American Mathematical Monthly (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00029890.2020.1751559

zbMATH Keywords

Fermat's two-square theorem

Mathematics Subject Classification ID

Sums of squares and representations by other particular quadratic forms (11E25) Class numbers of quadratic and Hermitian forms (11E41)

Cites Work

• A partition-theoretic proof of Fermat's two squares theorem
• A Combinatorial Approach to Sums of Two Squares and Related Problems
• A One-Sentence Proof That Every Prime p≡1(\mod 4) Is a Sum of Two Squares

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