Справка LibreOffice 25.2
Calculates the periodic amortizement for an investment with regular payments and a constant interest rate.
IPmt(Rate as Double, Per as Double, NPer as Double, PV as Double, [FV as Variant], [Due as Variant])
Double
Процент: процентная ставка за период.
Per is the period, for which the compound interest is calculated. Period=NPER if compound interest for the last period is calculated.
КПЕР: общее количество периодов, за которые выплачивается годовая рента.
ПС: текущая денежная стоимость ряда платежей.
БС (необязательно): требуемая (будущая) стоимость на конец периодов.
Due (optional) is the due date for the periodic payments.
0 - the payment is due at the end of the period;
1 - the payment is due at the beginning of the period.
Sub ExampleIPmt
Dim myIPmt As Double
myIPmt = IPmt(0.05,5,7,15000)
Print myIPmt ' returns -352.97 currency units. The compound interest during the fifth period (year) is 352.97 currency units.
End Sub