Calculates the future value of an investment based on a series of equal payments at a specific periodic interest rate, over the number of payment periods in the term.
Inbertsio baten etorkizuneko balioa kalkulatzen du; inbertsio hori pmt(e)ko ordainketa sail batek osatzen du, eta int(e) aldiaren interes-tasa du ordainketa-aldi bakoitzak.