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Inverse Hyperbolic Secant

\begin{figure}\begin{center}\BoxedEPSF{ArcSech.epsf scaled 1000}\end{center}\end{figure}

\begin{figure}\begin{center}\BoxedEPSF{ArcSechReIm.epsf scaled 700}\end{center}\end{figure}

The Inverse Function of the Hyperbolic Secant, denoted $\mathop{\rm sech}\nolimits ^{-1} x$.

See also Hyperbolic Secant




© 1996-9 Eric W. Weisstein
1999-05-26