Calculate the inverse complementary error function of the input argument y, for y in the interval [0, 2]. The inverse complementary error function find the value x that satisfies the equation y = erfc(x), for , and .
Returns:
erfcinvf(0) returns .
erfcinvf(2) returns .
Note:
For accuracy information for this function see the CUDA C Programming Guide, Appendix C, Table C-1.