How to calculate an apy of a bond<br>Analyze the terms of a bond. The amount you invest is called the " face value " of the bond, while the interest rate is called the " coupon rate. " the maturity date is the date you receive repayment of the amount you invested plus the interest owed to you.
The coupon rate of a bond is the interest rate of it.
( z1 rate :mod ( z2 coupon ) :poss ( z3 bond ) :domain ( z4 rate :mod ( z5 interest ) :poss z3 ) )