Primitive of Reciprocal of Sine of a x/Logarithm of Cosecant minus Cotangent Form

Theorem

 * $\ds \int \frac {\d x} {\sin a x} = \frac 1 a \ln \size {\csc a x - \cot a x} + C$

Also see

 * Primitive of $\dfrac 1 {\cos a x}$: $\sec + \tan$ form