Notorious Party Muppets

    math-tan

    1.0.0 • Public • Published

    Tangent

    NPM version Build Status Coverage Status Dependencies

    Computes the tangent of a number.

    The tangent is defined as

    Tangent definition.

    Installation

    $ npm install math-tan

    Usage

    var tan = require( 'math-tan' );

    tan( x )

    Computes the tangent of a number.

    var val = tan( 0 );
    // returns ~0
     
    val = tan( -Math.PI/4 );
    // returns ~-1
     
    val = tan( Math.PI/4 );
    // returns ~1

    Examples

    var linspace = require( 'compute-linspace' );
    var tan = require( 'math-tan' );
     
    var x = linspace( -Math.PI/2, Math.PI/2, 100 );
    var i;
     
    for ( i = 0; i < x.length; i++ ) {
        console.log( tan( x[ i ] ) );
    }

    To run the example code from the top-level application directory,

    $ node ./examples/index.js

    Tests

    Unit

    This repository uses tape for unit tests. To run the tests, execute the following command in the top-level application directory:

    $ make test

    All new feature development should have corresponding unit tests to validate correct functionality.

    Test Coverage

    This repository uses Istanbul as its code coverage tool. To generate a test coverage report, execute the following command in the top-level application directory:

    $ make test-cov

    Istanbul creates a ./reports/coverage directory. To access an HTML version of the report,

    $ make view-cov

    Browser Support

    This repository uses Testling for browser testing. To run the tests in a (headless) local web browser, execute the following command in the top-level application directory:

    $ make test-browsers

    To view the tests in a local web browser,

    $ make view-browser-tests

    License

    MIT license.

    Copyright

    Copyright © 2016. The Compute.io Authors.

    Install

    npm i math-tan

    DownloadsWeekly Downloads

    5

    Version

    1.0.0

    License

    MIT

    Last publish

    Collaborators

    • kgryte