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Learning some trigonometrical identities by simple figures

Published online by Cambridge University Press:  01 August 2016

Fukuzo Suzuki*
Affiliation:
Gunma College of Technology, 580 Toriba-machi, Maebashi, Gunma 371-8530, Japansuzuki @ nat. gunma-ct. ac.jp

Abstract

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Type
Notes
Copyright
Copyright © The Mathematical Association 2002

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References

1. Suzuki, F. The difference identity for tangents, Math. Mag. 27, (4) (1999) p. 276.CrossRefGoogle Scholar