feat:node-modules

node_modules/mathjs/lib/cjs/function/trigonometry/acoth.js

@@ -0,0 +1,54 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.createAcoth = void 0;
+var _factory = require("../../utils/factory.js");
+var _index = require("../../plain/number/index.js");
+const name = 'acoth';
+const dependencies = ['typed', 'config', 'Complex', 'BigNumber'];
+const createAcoth = exports.createAcoth = /* #__PURE__ */(0, _factory.factory)(name, dependencies, _ref => {
+  let {
+    typed,
+    config,
+    Complex,
+    BigNumber
+  } = _ref;
+  /**
+   * Calculate the inverse hyperbolic tangent of a value,
+   * defined as `acoth(x) = atanh(1/x) = (ln((x+1)/x) + ln(x/(x-1))) / 2`.
+   *
+   * To avoid confusion with the matrix inverse hyperbolic tangent, this
+   * function does not apply to matrices.
+   *
+   * Syntax:
+   *
+   *    math.acoth(x)
+   *
+   * Examples:
+   *
+   *    math.acoth(0.5)       // returns 0.8047189562170503
+   *
+   * See also:
+   *
+   *    acsch, asech
+   *
+   * @param {number | BigNumber | Complex} x  Function input
+   * @return {number | BigNumber | Complex} Hyperbolic arccotangent of x
+   */
+  return typed(name, {
+    number: function (x) {
+      if (x >= 1 || x <= -1 || config.predictable) {
+        return (0, _index.acothNumber)(x);
+      }
+      return new Complex(x, 0).acoth();
+    },
+    Complex: function (x) {
+      return x.acoth();
+    },
+    BigNumber: function (x) {
+      return new BigNumber(1).div(x).atanh();
+    }
+  });
+});