mathjs/lib/esm/plain/bignumber/index.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

import Decimal from 'decimal.js';
export * from './arithmetic.js';

// TODO: this is ugly. Instead, be able to pass your own isBigNumber function to typed?
var BigNumber = Decimal.clone();
BigNumber.prototype.isBigNumber = true;
export function bignumber(x) {
  return new BigNumber(x);
}