econ

P

Present single sum of money

F

Future single sum

A

Annuity, uniform series of multiple cash flows

n

Number of compounding periods

i

period compound interest rate

F/P_in factor

Finding the future sum from a present sum, according to the number of months interest is added, such as finding how much money is made from a deposit in n months

P/F_in factor

Finding present sum from future sum, according to the number of months of interest. Examples are finding how much money is needed to reach a value after n months

A/P_in factor

Finding annuity from the present sum, according to the number of months of interest. Examples are finding out how much you pay every month for a loan

P/A_in factor

Finding the present sum from annuity, according to number of months of interest. Examples are Finding out an initial deposit needed to pay a certain annuity.

Loan Document

A document stating the loan plus the payment plan

Nominal rate

A yearly quote for interest, but is usually paid monthly (inflating not accounted for)

Period Interest Rate

Nominal/# of periods per year