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Defines | |
#define | min(a, b) ((a) < (b) ? (a) : (b)) |
#define | max(a, b) ((a) > (b) ? (a) : (b)) |
#define | abs(a) ((a) < 0 ? (-a) : (a)) |
#define | log __ieee754_log |
#define | log10 __ieee754_log10 |
#define | exp __ieee754_exp |
#define | pow __ieee754_pow |
#define | sqrt __ieee754_sqrt |
#define | asin __ieee754_asin |
#define | acos __ieee754_acos |
#define | atan2 __ieee754_atan2 |
#define | log2(x) (log(x) / M_LOG2_E) |
#define | _fabs(x) ( (x) < 0.0 ? (-x) : (x) ) |
#define | M_E 2.7182818284590452354 |
#define | M_LOG2E 1.4426950408889634074 |
#define | M_LOG10E 0.43429448190325182765 |
#define | M_LN2 0.69314718055994530942 |
#define | M_LN10 2.30258509299404568402 |
#define | M_PI 3.14159265358979323846 |
#define | M_TWOPI (M_PI * 2.0) |
#define | M_PI_2 1.57079632679489661923 |
#define | M_PI_4 0.78539816339744830962 |
#define | M_3PI_4 2.3561944901923448370E0 |
#define | M_SQRTPI 1.77245385090551602792981 |
#define | M_1_PI 0.31830988618379067154 |
#define | M_2_PI 0.63661977236758134308 |
#define | M_2_SQRTPI 1.12837916709551257390 |
#define | M_SQRT2 1.41421356237309504880 |
#define | M_SQRT1_2 0.70710678118654752440 |
#define | M_LN2LO 1.9082149292705877000E-10 |
#define | M_LN2HI 6.9314718036912381649E-1 |
#define | M_SQRT3 1.73205080756887719000 |
#define | M_IVLN10 0.43429448190325182765 |
#define | M_LOG2_E 0.693147180559945309417 |
#define | M_INVLN2 1.4426950408889633870E0 |
#define | prob(p) ((p) >= 1.0 ? 1 : random() < (p)) |
#define | ilog10 qlog10 |
#define | MATH_ERR_NEWTON_INVALID -999.666 |
Typedefs | |
typedef unsigned long long | ULONGLONG |
typedef long long | LONGLONG |
typedef double(*) | DFUNC1 (double) |
Functions | |
double | ipow (double x, int n) |
double | i10powx (int n) |
double | assemble_double (unsigned int sign, unsigned long long mantissa, int exponent) |
int | _i10pow64 (int exp10, unsigned long long *mant) |
double | square (double x) |
double | round (double a) |
double | modf (double x, double *iptr) |
double | frexp (double x, int *exp) |
double | scalbn (double x, int n) |
double | copysign (double x, double y) |
double | __ieee754_log (double x) |
double | __ieee754_log10 (double x) |
double | __ieee754_exp (double x) |
double | __ieee754_pow (double x, double y) |
double | __ieee754_sqrt (double x) |
double | __ieee754_asin (double x) |
double | __ieee754_acos (double x) |
double | __ieee754_atan2 (double y, double x) |
double | sin (double x) |
double | cos (double x) |
double | tan (double x) |
double | atan (double x) |
double | floor (double x) |
double | ceil (double x) |
double | fabs (double x) |
double | random () |
53 bit pseudo RNG on [0,1) | |
double | gauss () |
Returns a normal distributed random number. | |
double | normal (double mu, double sigma) |
Returns a normal distributed random number with selected parameters. | |
int | qlog10 (double x, double *y) |
find y and return so that x=y*(10**return) | |
double | dround (double value, int digits) |
Round value to digits places towards +/- infinity. | |
double | df (int n, DFUNC1 f, double x) |
double | newton (DFUNC1 f, double x0, double y) |
double __ieee754_acos | ( | double | x | ) |
double __ieee754_asin | ( | double | x | ) |
double __ieee754_atan2 | ( | double | y, | |
double | x | |||
) |
double __ieee754_exp | ( | double | x | ) |
double __ieee754_log | ( | double | x | ) |
double __ieee754_log10 | ( | double | x | ) |
double __ieee754_pow | ( | double | x, | |
double | y | |||
) |
double __ieee754_sqrt | ( | double | x | ) |
int _i10pow64 | ( | int | exp10, | |
unsigned long long * | mant | |||
) |
double assemble_double | ( | unsigned int | sign, | |
unsigned long long | mantissa, | |||
int | exponent | |||
) |
double atan | ( | double | x | ) |
double ceil | ( | double | x | ) |
double copysign | ( | double | x, | |
double | y | |||
) |
double cos | ( | double | x | ) |
double df | ( | int | n, | |
DFUNC1 | f, | |||
double | x | |||
) |
double dround | ( | double | value, | |
int | digits | |||
) |
Round value
to digits
places towards +/- infinity.
value | The double value to round | |
digits | Number of decimal places |
The | rounded value |
double fabs | ( | double | x | ) |
double floor | ( | double | x | ) |
double frexp | ( | double | x, | |
int * | exp | |||
) |
double gauss | ( | ) |
Returns a normal distributed random number.
A | normalized,normal-distributed random number with mu=0.0 and sigma = 1.0 |
double i10powx | ( | int | n | ) |
double ipow | ( | double | x, | |
int | n | |||
) |
double modf | ( | double | x, | |
double * | iptr | |||
) |
double newton | ( | DFUNC1 | f, | |
double | x0, | |||
double | y | |||
) |
double normal | ( | double | mu, | |
double | sigma | |||
) |
Returns a normal distributed random number with selected parameters.
A | normal-distributed random number with parameters (mu, sigma) |
int qlog10 | ( | double | x, | |
double * | y | |||
) |
find y and return so that x=y*(10**return)
x | source number | |
*y | location for the remainder term |
integer | log10 of x |
double random | ( | ) |
double round | ( | double | a | ) |
double scalbn | ( | double | x, | |
int | n | |||
) |
double sin | ( | double | x | ) |
double square | ( | double | x | ) |
double tan | ( | double | x | ) |