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Cotes Identity
Cotes published in 1714 that
. Shift the range of
to explore the exponential relationship between cosine and sine.
Contributed by:
Michael Schreiber
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DETAILS
Note that
for all
, but
only for
when
. Outside of this range the relation is
for some integer value of
.
RELATED LINKS
Euler Formula
(
Wolfram
MathWorld
)
PERMANENT CITATION
"
Cotes Identity
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/CotesIdentity/
Contributed by:
Michael Schreiber
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