3.15. __nv_atanhf

Prototype: 

float @__nv_atanhf(float %x)

Description:

Calculate the arc hyperbolic tangent of the input argument x.

Returns:

  • __nv_atanhf( ± 0 ) returns ± 0 .

  • __nv_atanhf( ± 1 ) returns ± ∞ .

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

Note:

For accuracy information see the CUDA C++ Programming Guide, Mathematical Functions Appendix, Single-Precision Floating-Point Functions section.

Library Availability:

Compute 2.0: Yes

Compute 3.0: Yes

Compute 3.5: Yes