hyperbolic cotangent
التعريفات والمعاني
== English ==
=== Noun ===
hyperbolic cotangent (plural hyperbolic cotangents)
(mathematics) A hyperbolic function that is written in symbol coth and defined as the following:
coth
(
x
)
=
cosh
(
x
)
sinh
(
x
)
=
e
x
+
e
−
x
e
x
−
e
−
x
{\displaystyle \coth(x)={\frac {\cosh(x)}{\sinh(x)}}={\frac {e^{x}+e^{-x}}{e^{x}-e^{-x}}}}
.
==== Translations ====
=== See also ===
hyperbolic sine
hyperbolic cosine