= private = protected
erfc(p1)
Calculates the complementary error function of x.
Domain: (-INFINITY, INFINITY)
Codomain: (0, 2)
Math.erfc(0) #=> 1.0
static VALUE math_erfc(VALUE obj, VALUE x) { Need_Float(x); return DBL2NUM(erfc(RFLOAT_VALUE(x))); }