Note on the Formula for tan (A+B)

Steggall

doi:10.1017/S0013091500031862

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Note on the Formula for tan (A+B)

Published online by Cambridge University Press: 20 January 2009

Steggall

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From the figure we have at once

similarly

Type: Research Article
Information: Proceedings of the Edinburgh Mathematical Society , Volume 14 , February 1895 , pp. 122

DOI: https://doi.org/10.1017/S0013091500031862 [Opens in a new window]
Copyright: Copyright © Edinburgh Mathematical Society 1895

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Note on the Formula for tan (A+B)

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