Primitive of Reciprocal of Hyperbolic Sine of a x

Theorem

 * $\ds \int \frac {\d x} {\sinh a x} = \frac 1 a \ln \size {\tanh \frac {a x} 2} + C$

Also see

 * Primitive of $\dfrac 1 {\cosh a x}$


 * Primitive of $\dfrac 1 {\tanh a x}$


 * Primitive of $\dfrac 1 {\coth a x}$


 * Primitive of $\dfrac 1 {\sech a x}$


 * Primitive of $\dfrac 1 {\csch a x}$