Source: constants.js

/**
 * Pi with 10 decimal digits
 */
export const PI = 3.14159265359;

/**
 * Pi / 2 with 10 decimal digits
 */
export const HALF_PI = 1.57079632679;

/**
 * Pi / 4 with 10 decimal digits
 */
export const QUARTER_PI = 0.78539816339;

/**
 * Euler's number
 */
export const e = 2.71828182846;

/**
 * Earths gravity at sea level in m/s2
 */
export const GRAVITY_EARTH = 9.80665;

/**
 * Speed of light in a vacuum in m/s
 */
export const SPEED_OF_LIGHT = 299792458;

/**
 * Standard atmosphere in Pa
 */
export const STANDARD_ATMOSPHERE = 101325;