Lines Matching defs:pi
45 #define pi ((long double)pi1 + pi2)
48 pi = 3.14159265358979323846264338327950280e+00L;
111 case 2: return pi+tiny;/* atan(+0,-anything) = pi */
112 case 3: return -pi-tiny;/* atan(-0,-anything) =-pi */
139 case 2: return pi+tiny ; /* atan(+...,-INF) */
140 case 3: return -pi-tiny ; /* atan(-...,-INF) */
159 case 2: return pi-(z-pi_lo);/* atan(+,-) */
161 return (z-pi_lo)-pi;/* atan(-,-) */