mathjs/lib/expression/docs/function/probability/gamma.js

Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser and offers an integrated solution to work with numbers, big numbers, complex numbers, units, and matrices.

module.exports = {
  'name': 'gamma',
  'category': 'Probability',
  'syntax': [
    'gamma(n)'
  ],
  'description': 'Compute the gamma function. For small values, the Lanczos approximation is used, and for large values the extended Stirling approximation.',
  'examples': [
    'gamma(4)',
    '3!',
    'gamma(1/2)',
    'sqrt(pi)'
  ],
  'seealso': ['factorial']
};