3.20. __nv_cbrtf

Prototype: 

float @__nv_cbrtf(float %x)

Description:

Calculate the cube root of x, x 1 / 3 .

Returns:

Returns x 1 / 3 .

  • __nv_cbrtf( ± 0 ) returns ± 0 .

  • __nv_cbrtf( ± ∞ ) returns ± ∞ .

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