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85.01 On a geometric proof of trigonometric formulas involving the tangent

Published online by Cambridge University Press:  01 August 2016

Isao Asiba  and
Masakazu Nihei
Isao Asiba
Affiliation:
Mathematical data researcher and professional translator, 4-1109-63 simizu higasiyamato, 207-0004, Japan
Masakazu Nihei
Affiliation:
Fujishiro High School, Fujishiro, Ibaraki, 300-1537, Japan
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Abstract

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Type
Notes
Information
The Mathematical Gazette , Volume 85 , Issue 502 , March 2001 , pp. 75 - 77
Copyright
Copyright © The Mathematical Association 2001

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References

1. Nelsen, R. B., Proofs without words, The Mathematical Association of America (1993).Google Scholar