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acoth -- compute the hyperbolic arctangent of a number

Synopsis

Description

i1 : acoth .4

o1 = .4236489301936018+1.570796326794897*ii

o1 : CC (of precision 53)
i2 : acoth 4.

o2 = .2554128118829954

o2 : RR (of precision 53)

Ways to use acoth:

For the programmer

The object acoth is a method function.