rust/src/lib/math_f32.rs
2011-11-24 16:21:14 -08:00

112 lines
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1.9 KiB
Rust

/*
Module: math_f32
Floating point operations and constants for `f32`
This exposes the same operations as `math`, just for `f32` even though
they do not show up in the docs right now!
*/
import cmath::f32::*;
export
acos, asin, atan, atan2, ceil, cos, cosh, exp, abs, floor, fmod,
frexp, ldexp, ln, ln1p, log10, log2, modf, rint, round, pow, sin,
sinh, sqrt, tan, tanh, trunc;
export consts;
mod consts {
/*
Const: pi
Archimedes' constant
*/
const pi: f32 = 3.14159265358979323846264338327950288f32;
/*
Const: frac_pi_2
pi/2.0
*/
const frac_pi_2: f32 = 1.57079632679489661923132169163975144f32;
/*
Const: frac_pi_4
pi/4.0
*/
const frac_pi_4: f32 = 0.785398163397448309615660845819875721f32;
/*
Const: frac_1_pi
1.0/pi
*/
const frac_1_pi: f32 = 0.318309886183790671537767526745028724f32;
/*
Const: frac_2_pi
2.0/pi
*/
const frac_2_pi: f32 = 0.636619772367581343075535053490057448f32;
/*
Const: frac_2_sqrtpi
2.0/sqrt(pi)
*/
const frac_2_sqrtpi: f32 = 1.12837916709551257389615890312154517f32;
/*
Const: sqrt2
sqrt(2.0)
*/
const sqrt2: f32 = 1.41421356237309504880168872420969808f32;
/*
Const: frac_1_sqrt2
1.0/sqrt(2.0)
*/
const frac_1_sqrt2: f32 = 0.707106781186547524400844362104849039f32;
/*
Const: e
Euler's number
*/
const e: f32 = 2.71828182845904523536028747135266250f32;
/*
Const: log2_e
log2(e)
*/
const log2_e: f32 = 1.44269504088896340735992468100189214f32;
/*
Const: log10_e
log10(e)
*/
const log10_e: f32 = 0.434294481903251827651128918916605082f32;
/*
Const: ln_2
ln(2.0)
*/
const ln_2: f32 = 0.693147180559945309417232121458176568f32;
/*
Const: ln_10
ln(10.0)
*/
const ln_10: f32 = 2.30258509299404568401799145468436421f32;
}