Lines Matching refs:pi
43 pi = 3.1415926535897931160E+00, /* 0x400921FB, 0x54442D18 */ variable
66 case 2: return pi; /* atan(+0,-anything) = pi */ in atan2()
67 case 3: return -pi; /* atan(-0,-anything) =-pi */ in atan2()
72 return m&1 ? -pi/2 : pi/2; in atan2()
77 case 0: return pi/4; /* atan(+INF,+INF) */ in atan2()
78 case 1: return -pi/4; /* atan(-INF,+INF) */ in atan2()
79 case 2: return 3*pi/4; /* atan(+INF,-INF) */ in atan2()
80 case 3: return -3*pi/4; /* atan(-INF,-INF) */ in atan2()
86 case 2: return pi; /* atan(+...,-INF) */ in atan2()
87 case 3: return -pi; /* atan(-...,-INF) */ in atan2()
93 return m&1 ? -pi/2 : pi/2; in atan2()
103 case 2: return pi - (z-pi_lo); /* atan(+,-) */ in atan2()
105 return (z-pi_lo) - pi; /* atan(-,-) */ in atan2()