Real Area Hyperbolic Cosine of x over a in Logarithm Form

Theorem

 * $\arcosh \dfrac x a = \map \ln {x + \sqrt {x^2 - a^2} } - \ln a$

Also see

 * $\arsinh \dfrac x a$ in Logarithm Form


 * $\artanh \dfrac x a$ in Logarithm Form


 * $\arcoth \dfrac x a$ in Logarithm Form


 * $\arsech \dfrac x a$ in Logarithm Form


 * $\arcsch \dfrac x a$ in Logarithm Form