mathjs/lib/function/trigonometry/asinh.js

Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with dif

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.createAsinh = void 0;

var _factory = require("../../utils/factory");

var _collection = require("../../utils/collection");

var _number = require("../../plain/number");

var name = 'asinh';
var dependencies = ['typed'];
var createAsinh =
/* #__PURE__ */
(0, _factory.factory)(name, dependencies, function (_ref) {
  var typed = _ref.typed;

  /**
   * Calculate the hyperbolic arcsine of a value,
   * defined as `asinh(x) = ln(x + sqrt(x^2 + 1))`.
   *
   * For matrices, the function is evaluated element wise.
   *
   * Syntax:
   *
   *    math.asinh(x)
   *
   * Examples:
   *
   *    math.asinh(0.5)       // returns 0.48121182505960347
   *
   * See also:
   *
   *    acosh, atanh
   *
   * @param {number | Complex | Array | Matrix} x  Function input
   * @return {number | Complex | Array | Matrix} Hyperbolic arcsine of x
   */
  var asinh = typed('asinh', {
    number: _number.asinhNumber,
    Complex: function Complex(x) {
      return x.asinh();
    },
    BigNumber: function BigNumber(x) {
      return x.asinh();
    },
    'Array | Matrix': function ArrayMatrix(x) {
      // deep map collection, skip zeros since asinh(0) = 0
      return (0, _collection.deepMap)(x, asinh, true);
    }
  });
  return asinh;
});
exports.createAsinh = createAsinh;