mathjs/src/plain/bignumber/arithmetic.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

const signature1 = 'BigNumber'
const signature2 = 'BigNumber, BigNumber'

export function absBigNumber (a) {
  return a.abs()
}
absBigNumber.signature = signature1

export function addBigNumber (a, b) {
  return a.add(b)
}
addBigNumber.signature = signature2

export function subtractBigNumber (a, b) {
  return a.sub(b)
}
subtractBigNumber.signature = signature2

export function multiplyBigNumber (a, b) {
  return a.mul(b)
}
multiplyBigNumber.signature = signature2

export function divideBigNumber (a, b) {
  return a.div(b)
}
divideBigNumber.signature = signature2