Derivative of Hyperbolic Cosine Function

Theorem

 * $D_x \left({\cosh x}\right) = \sinh x$

where $\cosh$ is the hyperbolic cosine and $\sinh$ is the hyperbolic sine.

Also see

 * Derivative of Hyperbolic Sine Function


 * Derivative of Hyperbolic Tangent Function
 * Derivative of Hyperbolic Cotangent Function


 * Derivative of Hyperbolic Secant Function
 * Derivative of Hyperbolic Cosecant Function