Natural logarithm of the Beta function.
This function evaluates the natural logarithm of the Beta function, defined as follows:
In here, Γ denotes the Gamma function.
$ npm install math-betaln
var betaln = ;
betaln( x, y )
Evaluates the natural logarithm of the Beta function.
var val = ;// returns +Infinityval = ;// returns ~7.601val = ;// return NaNval = ;// returns ~-1.099val = ;// returns ~-1.386
var betaln = ;for var x = 0; x < 5; x++for var y = 5; y > 0; 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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