qfinbox.tvm.annuities.ordinary_annuity_pv

qfinbox.tvm.annuities.ordinary_annuity_pv(payment: float, rate: float, periods: int) → float

Calculate present value of ordinary annuity.

Parameters:

• payment (float) – Periodic payment amount.

• rate (float) – Interest rate per period (as decimal).

• periods (int) – Number of periods.

Returns:

Present value of ordinary annuity.

Return type:

float

Examples

>>> ordinary_annuity_pv(1000, 0.05, 10)
7721.73