Discount Factor from a Discount Factor Curve

Last updated 9 November 2026

Function reference › Interest Rates › Discount Factor

1 GIAnalyzer function for Excel. Optional arguments are shown in [brackets].

GIA_IR_DFfromDFCurve

Interpolates the discount factor for a specific date, given a discount factor curve.

GIA_IR_DFfromDFCurve(CurveDates, CurveRates, TDate, Interp)
ArgumentUseDescription
CurveDatesRequiredThe array of dates in the interest rate curve.
CurveRatesRequiredThe array of rates in the interest rate curve.
TDateRequiredThe target date for the interpolation.
InterpRequiredThe interpolation method (Linear, LogLinear, CubicSpline, Exponential)