[.rate_curve            Returns a particular rate or rates from a curve
adjust_disc             Adjusts the discount factors by a spread
cashflow                Get the cashflow for a loan
cft                     Calculates the Total Financial Cost (CFT)
disc_cf                 Value of a discounted cashflow
disc_value              Calculates the present value of a cashflow
find_rate               Find the rate for a loan given the discount
                        factors
irr                     The IRR is returned as an effective rate with
                        periodicity equal to that of the cashflow
loan                    Creates an instance of a loan class
npv                     Net Present Value of a periodic cashflow (NPV)
plot.rate_curve         Plots a rate curve
pmt                     The value of the payment of a loan with
                        constant payments (french type amortization)
rate                    The rate of a loan with constant payments
                        (french type amortization)
rate_curve              Creates a rate curve instance
rem                     Remaining capital in a loan
xirr                    The IRR is returned as an effective annual rate
xnpv                    Net Present Value of an irregular cashflow
                        (NPV)
