feat:node-modules

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

@@ -0,0 +1,48 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.createSec = void 0;
+var _factory = require("../../utils/factory.js");
+var _index = require("../../plain/number/index.js");
+var _trigUnit = require("./trigUnit.js");
+const name = 'sec';
+const dependencies = ['typed', 'BigNumber'];
+const createSec = exports.createSec = /* #__PURE__ */(0, _factory.factory)(name, dependencies, _ref => {
+  let {
+    typed,
+    BigNumber
+  } = _ref;
+  const trigUnit = (0, _trigUnit.createTrigUnit)({
+    typed
+  });
+
+  /**
+   * Calculate the secant of a value, defined as `sec(x) = 1/cos(x)`.
+   *
+   * To avoid confusion with the matrix secant, this function does not
+   * apply to matrices.
+   *
+   * Syntax:
+   *
+   *    math.sec(x)
+   *
+   * Examples:
+   *
+   *    math.sec(2)      // returns number -2.4029979617223822
+   *    1 / math.cos(2)  // returns number -2.4029979617223822
+   *
+   * See also:
+   *
+   *    cos, csc, cot
+   *
+   * @param {number | BigNumber | Complex | Unit} x  Function input
+   * @return {number | BigNumber | Complex} Secant of x
+   */
+  return typed(name, {
+    number: _index.secNumber,
+    Complex: x => x.sec(),
+    BigNumber: x => new BigNumber(1).div(x.cos())
+  }, trigUnit);
+});