index.js (1480B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2018 The Stdlib Authors. 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 'use strict'; 20 21 /** 22 * The minimum biased base 2 exponent for a subnormal double-precision floating-point number. 23 * 24 * @module @stdlib/constants/float64/min-base2-exponent-subnormal 25 * @type {integer32} 26 * 27 * @example 28 * var FLOAT64_MIN_BASE2_EXPONENT_SUBNORMAL = require( '@stdlib/constants/float64/min-base2-exponent-subnormal' ); 29 * // returns -1074 30 */ 31 32 33 // MAIN // 34 35 /** 36 * The minimum biased base 2 exponent for a subnormal double-precision floating-point number. 37 * 38 * ```text 39 * -(BIAS+(52-1)) = -(1023+51) = -1074 40 * ``` 41 * 42 * where `BIAS = 1023` and `52` is the number of digits in the significand. 43 * 44 * @constant 45 * @type {integer32} 46 * @default -1074 47 * @see [IEEE 754]{@link https://en.wikipedia.org/wiki/IEEE_754-1985} 48 */ 49 var FLOAT64_MIN_BASE2_EXPONENT_SUBNORMAL = -1074|0; // asm type annotation 50 51 52 // EXPORTS // 53 54 module.exports = FLOAT64_MIN_BASE2_EXPONENT_SUBNORMAL;