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Inverse hyperbolic cosine


Y = acosh(X)


Y = acosh(X) returns the inverse hyperbolic cosine for each element of X.

The acosh function operates element-wise on arrays. The function's domains and ranges include complex values. All angles are in radians.


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Graph of Inverse Hyperbolic Cosine Function

Graph the inverse hyperbolic cosine function over the domain $-1 \le x \le \pi$ .

x = 1:pi/40:pi;
plot(x,acosh(x)), grid on

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Inverse Hyperbolic Cosine

The inverse hyperbolic cosine can be defined as

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