/*
   Constants for the Mathlib library
 */
#define THREEPI         9.424777960769379715387930
#define TWOPI           6.283185307179586476925287
#define PI              3.141592653589793238462643
#define PID2            1.570796326794896619231322
#define PID3            1.047197551196397746154214
#define PID4            0.7853981633974483096156608
#define PID6            0.523598776
#define PIPI            9.869604401089358618834491
#define E               2.718281828459045235360287
#define GAMMA           0.5772156649015328606065120
#define LOG2            0.3010299956639811952137389
#define LOG3            0.4772112547196624372950279
#define LOGPI           0.4971498726941338543512683
#define LOGE            0.4342944819032518276511289
#define LOG2E           1.4426950408889634073
#define LN2             0.6931471805599453094172321
#define LN3             1.098612288668109691395245
#define LNPI            1.144729885849400174143427
#define LNSQRT2         0.3465735902799726547
#define LNGAMMA         -0.549539293981644822337662
#define SQRT2           1.4142135623730950488
#define SQRT3           1.7320508075688772935
#define SQRT5           2.2360679774997896964
#define SQRT7           2.6457513110645905905
#define SQRTPI          1.772453850905516027298167
#define MAXPOSDBL       1.79e+308   /* largest possible double */
#define LN_MAXPOSDBL    709.778     /* natural log of MAXPOSDBL */
#define MINPOSDBL       2.2e-308    /* smallest possible positive double */
#define LN_MINPOSDBL    (-708.396)  /* natural log of MINPOSDBL */
#define X6_UNDERFLOWS   0.53e-51    /* x**6 underflows */
#define X16_UNDERFLOW   0.59e-19    /* x**16 underflows */
#define SQRT_ITERATIONS    5        /* iterations for sqrt function */