Coversine
المؤلف:
Abramowitz, M. and Stegun, I. A.
المصدر:
Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing. New York: Dover
الجزء والصفحة:
p. 78
2-10-2019
2066
Coversine
The coversine is a little-used entire trigonometric function defined by
where 
is the versine and 
is the sine.
The coversine can be extended to the complex plane as illustrated above.
Its derivative is given by
 |
(3)
|
and its indefinite integral by
 |
(4)
|
REFERENCES:
Abramowitz, M. and Stegun, I. A. (Eds.). Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing. New York: Dover, p. 78, 1972.
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