Lines Matching refs:z
116 double z,hi,lo,c; variable
134 z=hi-(lo=k*ln2lo);
135 c=(hi-z)-lo;
137 if(k==0) return(z+__exp__E(z,c));
139 if(z< -0.25)
140 {x=z+half;x +=__exp__E(z,c); return(x+x);}
142 {z+=__exp__E(z,c); x=half+z; return(x+x);}
147 { x=one-scalb(one,-k); z += __exp__E(z,c);}
149 { x = __exp__E(z,c)-scalb(one,-k); x+=z; z=one;}
151 { x = __exp__E(z,c)+z; z=one;}
153 return (scalb(x+z,k));