bigrat
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rational.js: tools and libraries using rational numbers.
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JavaScript
/*
* rational.js - Javascript tools and libraries based around rational numbers.
* Copyright (C) 2013 Dylan Ferris
*
* This file is part of rational.js.
*
* rational.js is free software: you may redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* rational.js is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with rational.js. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @class Physics
* @name physics
* @requires bigrat
*/
var physics = {};
/**
* Fine-structure constant (α), according to CODATA 2011
*
* @property FINE_STRUCTURE
* @type bigrat
* @static
* @final
*/
physics.FINE_STRUCTURE = bigrat.fromValues(30223, 4141639);
/**
* Alias for {@link physics.FINE_STRUCTURE}
* @type bigrat
* @static
* @final
*/
physics.a = physics.FINE_STRUCTURE;
/**
* Approximately the fine-structure constant, generated mathematically
*
* @property FINE_STRUCTURE_ALT
* @type bigrat
* @static
* @final
*/
physics.FINE_STRUCTURE_ALT = bigrat.fromValues(13355891, 1830237867);
/**
* Planck's constant (h) in Joule seconds
*
* @property PLANK
* @type bigrat
* @static
* @final
*/
physics.PLANK = bigrat.fromValues(662606957, 1e42);
/**
* Alias for {@link physics.PLANKS}
* @type bigrat
* @static
* @final
*/
physics.h = physics.PLANK;
/**
* Reduced Planck's constant (h / 2π)
*
* @property HBAR
* @type bigrat
* @static
* @final
*/
physics.hBAR = bigrat.fromValues(1054571726, 1e43);
/**
* Gravitational constant (G) in m³ / kg s²
*
* @property GRAVITATIONAL
* @type bigrat
* @static
* @final
*/
physics.GRAVITATIONAL = bigrat.fromValues(667384, 1e16);
/**
* Alias for {@link physics.GRAVITATIONAL}
* @type bigrat
* @static
* @final
*/
physics.G = physics.GRAVITATIONAL;
/**
* The speed of light in vacuum (c) in m / s
*
* @property SPEED_OF_LIGHT
* @type bigrat
* @static
* @final
*/
physics.SPEED_OF_LIGHT = bigrat.fromInteger(299792458);
/**
* Alias for {@link physics.SPEED_OF_LIGHT}
* @type bigrat
* @static
* @final
*/
physics.c = physics.SPEED_OF_LIGHT;
if(typeof(exports) !== 'undefined') {
exports.physics = physics;
}