mathjs/lib/expression/docs/function/matrix/eye.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': 'eye',
  'category': 'Matrix',
  'syntax': [
    'eye(n)',
    'eye(m, n)',
    'eye([m, n])',
    'eye'
  ],
  'description': 'Returns the identity matrix with size m-by-n. The matrix has ones on the diagonal and zeros elsewhere.',
  'examples': [
    'eye(3)',
    'eye(3, 5)',
    'a = [1, 2, 3; 4, 5, 6]',
    'eye(size(a))'
  ],
  'seealso': [
    'concat', 'det', 'diag', 'inv', 'ones', 'range', 'size', 'squeeze', 'subset', 'transpose', 'zeros'
  ]
};