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.
Analyze the terms of a bond is the first step. 
according to the text the first step to calculate an pay of a bond is to Analyze the terms of a bond.
( z1 thing :ARG4-of ( z2 step ) :ord ( z3 ordinal-entity :value 1 ) :domain ( z4 analyze :ARG1 ( z5 term :mod ( z6 bond ) ) ) )