Finance.js

Note: XIRR doesn't work yet.

var Finance = require('financejs');
var finance = new Finance();
// To calculate Amortization
finance.AM(20000, 7.5, 5, 0);
// => 400.76

Typescript

import { Finance } from 'financejs'
let finance = new Finance();
// To calculate Amortization
finance.AM(20000, 7.5, 5, 0);
// => 400.76

finance.AM(principal, rate, total number of payments, [type]);

finance.CAGR(beginning value, ending value, number of periods);

finance.CI(rate, compoundings per period, principal, number of periods);

finance.DF(rate, number of periods);

finance.FV(rate, cash flow, number of periods);

finance.IRR(initial investment, [cash flows]);

finance.XIRR([cash flows], [dates], guess);

finance.LR(total liabilities, total debts, total income);

finance.NPV(rate, initial investment, [cash flows]);

finance.PP(number of periods, [cash flows]);

finance.PV(rate, cash flow, number of periods);

finance.PI(rate, initial investment, [cash flows]);

finance.ROI(initial investment, earnings);

finance.R72(rate);

finance.WACC(market value of equity, market value of debt, cost of equity, cost of debt, tax rate);

finance.PMT(fractional interest rate, number of payments, principal);

finance.IAR(investment Return, inflation Rate);

Contributing

Contributions are welcome to aid in the expansion of the library. In lieu of a formal styleguide, take care to maintain the existing coding style. Add unit tests for any new or changed functionality, and please lint and test your code.

To Do

• Fix XIRR
• Expand library with more financial calculations
• Include edge cases in testing, if any