Written by Calculates the number of periods needed for an investment.
Calculates the interest rate for a fully invested security
Calculates the number of periods required for an investment to attain a specified value at a given interest rate.
Calculates the number of periods needed for an investment.
Calculates the interest rate for a fully invested security
Calculates the number of periods required for an investment to attain a specified value at a given interest rate.