@prestamype/financial-functions/example/node-v10.js

Implementación de funciones financieras

const { cronograma, tasa } = require('../')

async function main() {

	// // Prestamype data
	// const amount = 50000,
	// 	  i_rate = 0.012,
	// 	  commission_rate = 0.255,
	// 	  nper = 12 * 4

	// // Adela data
	// const amount = 500,
	// 	  i_rate = 0.035,
	// 	  commission_rate = 0.15*1.18,
	// 	  nper = 2

	const amount = 100000,
		  i_rate = 0.0142,
		  commission_rate = 0.146,
		  nper = 30

	const schedule = cronograma.flexible(amount, nper, i_rate, commission_rate)
	// const schedule = cronograma.fija(amount, nper, i_rate, commission_rate)
	// const schedule = cronograma.puente(amount, nper, i_rate, commission_rate)

	// const flow = [ - schedule.total_amount, ...schedule.payments.map(a => a.fee) ]
	const flow = [ - amount, ...schedule.payments.map(a => a.fee) ]
	// console.log(flow)
	console.table(schedule.payments)
	// console.log(schedule.total_amount)
	// const tir = TIR_biscetion(schedule.flow)
	// const tir = TIR_newton(flow)
	const tir = await tasa.main(flow)
	console.log(tir)
}

main()
	.catch(err => console.log(err))
	.finally(() => process.exit())