bˣ - 1.
b is close to
x is small, this implementation is more accurate than naively computing
$ npm install math-powm1
var powm1 = ;
powm1( b, x )
bˣ - 1.
var y = ;// returns 7y = ;// returns 1y = ;// returns -1y = ;// returns 0y = ;// returns 0y = ;// returns ~305.0197y = ;// returns NaNy = ;// returns NaN
var powm1 = ;var b;var x;var y;var i;for i = 0; i < 100; i++b = Math;x = Math - 5;y = ;console;
To run the example code from the top-level application directory,
$ node ./examples/index.js
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.
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
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
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