pocomath/complex/add.mjs

16 lines
520 B
JavaScript

import {numComplex} from './types/Complex.mjs'
export const add = {
'...Complex': [['self'], ref => addends => {
if (addends.length === 0) return {re:0, im:0}
const seed = addends.shift()
return addends.reduce((w,z) => {
/* Need a "base case" to avoid infinite self-reference loops */
if (numComplex(z) && numComplex(w)) {
return {re: w.re + z.re, im: w.im + z.im}
}
return {re: ref.self(w.re, z.re), im: ref.self(w.im, z.im)}
}, seed)
}]
}