The Sine and Cosine Series.

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DOI:

https://doi.org/10.18311/jims/1913/17733

Abstract

Euler arrived at the well known expansions- of the sine and cosine by the development of Demoivre's theorem

cos.nθ+ √-1 sin nθ = (cosθ+ √-1 sinθ)n

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Published

1913-06-01

How to Cite

Ketakar, V. B. (1913). The Sine and Cosine Series. The Journal of the Indian Mathematical Society, 5(4), 133–135. https://doi.org/10.18311/jims/1913/17733

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Short Notes