acoth

element wise hyperbolic cotangeant inverse.

Calling Sequence

y = acoth(x)

Arguments

x: Real or complex array.
y: Real or complex array.

Description

Computes the element wise hyperbolic cotangeant inverse of the argument.

Examples

x=-30:0.1:30;
x(abs(x)<=1)=%nan;
plot(x,acoth(x))

Authors

Serge Steer, INRIA

Used Functions

this function is based on the atanh function.

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Trigonometry

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Copyright (c) 1989-2012 (INRIA)
Copyright (c) 1989-2007 (ENPC)
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Last updated:
Wed Jan 26 16:23:40 CET 2011