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