README.md (1409B)
1 <!-- 2 3 @license Apache-2.0 4 5 Copyright (c) 2018 The Stdlib Authors. 6 7 Licensed under the Apache License, Version 2.0 (the "License"); 8 you may not use this file except in compliance with the License. 9 You may obtain a copy of the License at 10 11 http://www.apache.org/licenses/LICENSE-2.0 12 13 Unless required by applicable law or agreed to in writing, software 14 distributed under the License is distributed on an "AS IS" BASIS, 15 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 See the License for the specific language governing permissions and 17 limitations under the License. 18 19 --> 20 21 # Natural Logarithm of 1/2 22 23 > [Natural logarithm][@stdlib/math/base/special/ln] of `1/2`. 24 25 <section class="usage"> 26 27 ## Usage 28 29 ```javascript 30 var LN_HALF = require( '@stdlib/constants/float64/ln-half' ); 31 ``` 32 33 #### LN_HALF 34 35 [Natural logarithm][@stdlib/math/base/special/ln] of `1/2`. 36 37 ```javascript 38 var bool = ( LN_HALF === -0.6931471805599453 ); 39 // returns true 40 ``` 41 42 </section> 43 44 <!-- /.usage --> 45 46 <section class="examples"> 47 48 ## Examples 49 50 <!-- TODO: better example --> 51 52 <!-- eslint no-undef: "error" --> 53 54 ```javascript 55 var LN_HALF = require( '@stdlib/constants/float64/ln-half' ); 56 57 console.log( LN_HALF ); 58 // => -0.6931471805599453 59 ``` 60 61 </section> 62 63 <!-- /.examples --> 64 65 <section class="links"> 66 67 [@stdlib/math/base/special/ln]: https://www.npmjs.com/package/@stdlib/math-base-special-ln 68 69 </section> 70 71 <!-- /.links -->