3.14. __nv_atanh

Prototype: 

double @__nv_atanh(double %x)

Description:

Calculate the arc hyperbolic tangent of the input argument x.

Returns:

  • __nv_atanh( ± 0 ) returns ± 0 .

  • __nv_atanh( ± 1 ) returns ± ∞ .

  • __nv_atanh(x) returns NaN for x outside interval [-1, 1].

Note:

For accuracy information for this function see the CUDA C Programming Guide, Appendix D.1, Table 7.

Library Availability:

Compute 2.0: Yes

Compute 3.0: Yes

Compute 3.5: Yes