Lines Matching refs:w
57 float z,r,v,w,s; local
70 w = pio4lo-y;
71 x = z+w; y = 0.0;
74 w = z*z;
79 r = T[1]+w*(T[3]+w*(T[5]+w*(T[7]+w*(T[9]+w*T[11]))));
80 v = z*(T[2]+w*(T[4]+w*(T[6]+w*(T[8]+w*(T[10]+w*T[12])))));
84 w = x+r;
87 return (float)(1-((hx>>30)&2))*(v-(float)2.0*(x-(w*w/(w+v)-r)));
89 if(iy==1) return w;
95 z = w;
99 t = a = -(float)1.0/w; /* a = -1.0/w */