__device__ double erfc ( double  x  ) 

Calculate the complementary error function of the input argument x, 1 - erf(x).

Returns:
  • erfc($-\infty$) returns 2.
  • erfc($+\infty$) returns +0.
Note:
For accuracy information for this function see the CUDA C Programming Guide, Appendix C, Table C-2.


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