atanh -- compute the hyperbolic arctangent of a number

Synopsis

• Usage:

  atanh x

• Inputs:
  • x, a number or an instance of the type Constant
• Outputs:
  • a number, the hyperbolic arctangent of x

Description

i1 : atanh .4

o1 = .423648930193602

o1 : RR (of precision 53)

i2 : atanh 4.

o2 = .255412811882995+1.5707963267949*ii

o2 : CC (of precision 53)