A Story With A Wordless Proof: Sine and Cosine of Half-Angles

SSRN Electronic Journal 2026 Preprint Open access

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Authors: Saeed Salehi
DOI: 10.2139/ssrn.6158147
Cited by: 0
References: 1

Fields of Study & Subjects

Mathematics and Applications History and Theory of Mathematics Advanced Mathematical Identities

Publication details

Journal / source
SSRN Electronic Journal
Publication date
1 January 2026
Language
EN
Document type
Preprint