Lines Matching defs:erfc
17 * double erfc(double x)
24 * erfc(x) = 1-erf(x)
27 * erfc(-x) = 2 - erfc(x)
32 * erfc(x) = 1 - erf(x) if x in [-.84375,0.25]
52 * erfc(x) = (1-c) - P1(s)/Q1(s) if x > 0
66 * erfc(x) = (1/x)*exp(-x*x-0.5625+R1/S1)
67 * erf(x) = 1 - erfc(x)
73 * erfc(x) = (1/x)*exp(-x*x-0.5625+R2/S2) if x > 0
76 * erf(x) = sign(x)*(1.0 - erfc(x)) if x < 6, else
91 * erfc(x) ~ ---------- * ( 1 + Poly(1/x^2) )
94 * g(s)=f(1/x^2) = log(erfc(x)*x) - x*x + 0.5625
101 * erfc(x) = tiny*tiny (raise underflow) if x > 0
106 * erfc(0) = 1, erfc(inf) = 0, erfc(-inf) = 2,
107 * erfc/erf(NaN) is NaN
160 * Coefficients for approximation to erfc in [1.25,1/0.35]
179 * Coefficients for approximation to erfc in [1/.35,28]
250 erfc(double x)
256 if(ix>=0x7ff00000) { /* erfc(nan)=nan */
257 /* erfc(+-inf)=0,2 */
308 __weak_reference(erfc, erfcl);