mathjs/lib/expression/docs/function/trigonometry/sech.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': 'sech',
  'category': 'Trigonometry',
  'syntax': [
    'sech(x)'
  ],
  'description': 'Compute the hyperbolic secant of x in radians. Defined as 1/cosh(x)',
  'examples': [
    'sech(2)',
    '1 / cosh(2)'
  ],
  'seealso': [
    'coth',
    'csch',
    'cosh'
  ]
};