3.262. __nv_normcdff
-
float @__nv_normcdff(float %x)
Calculate the standard normal cumulative distribution function.
Calculate the cumulative distribution function of the standard normal distribution for input argument
y, \(\Phi(y)\).Note
For accuracy information, see the CUDA C++ Programming Guide, Mathematical Functions Appendix, Single-Precision Floating-Point Functions section.
- Returns
__nv_normcdff( \(+\infty\) ) returns 1
__nv_normcdff( \(-\infty\) ) returns +0