Lines Matching refs:PI
44 * ATAN2(+-0, -(anything but NaN)) is +-PI ;
45 * ATAN2(+-(anything but 0 and NaN), 0) is +-PI/2;
47 * ATAN2(+-(anything but INF and NaN), -INF) is +-PI;
48 * ATAN2(+-INF,+INF ) is +-PI/4 ;
49 * ATAN2(+-INF,-INF ) is +-3PI/4;
50 * ATAN2(+-INF, (anything but,0,NaN, and INF)) is +-PI/2;
72 PI = 3.141592653589793238462643383279502884197L,
96 return (PI + tiny); /* atan(+0,-anything) */
98 return (-PI - tiny); /* atan(-0,-anything) */
125 return (PI + tiny); /* atan(+...,-INF) */
127 return (-PI - tiny); /* atan(-...,-INF) */
154 return (PI - (z - t)); /* atan(+,-) */
156 return ((z - t) - PI); /* atan(-,-) */