Initial release

The first packaged version of cste_math.

The following are newly added:

Constants

How	What
e<T>	e
pi<T>	π
two_pi<T>	2π
half_pi<T>	π/2
quarter_pi<T>	π/4
two_pi<T>	2π

Calculus

How	What
T absolute(const T& x);	|x|
T exponential(const T& x);	ex
T modulo(const T& x, const T& y);	remainder of x/y
T power(const T& x, const T& y);	xy
T square_root(const T& x);	√x

Number identification

How	What
bool is_inf(const T& x);	Checks for infinity
bool is_nan(const T& x);	Checks for nan
T sign(const T& x);	negative: -1, positive: 1, zero: 0

Rounding

How	What
T round_up(const T& x);	round number up
T round_down(const T& x);	round number down
T round(const T& x);	round number to closest integer
T truncate(const T& x);	round number towards 0
T fractional(const T& x);	The fractional part of the number

Trigonometry functions

How	What
T sine(const T& rad);	sin(rad)
T cosine(const T& rad);	cos(rad)
T tangent(const T& rad);	tan(rad)