DΒΆ

Function Purpose Statement
dateToDays Evaluates the number of days from January 1, 1900, to the given date.
daysBeforeSettlement Evaluates the number of days from the beginning of the coupon period to the settlement date.
daysToDate Gives the date corresponding to the number of days since January 1, 1900.
daysToNextCoupon Evaluates the number of days from settlement date to the next coupon date.
depreciationAmordegrc Evaluates the depreciation for each accounting period. Similar to depreciationAmorlinc.
depreciationAmorlinc Evaluates the depreciation for each accounting period. Similar to depreciationAmordegrc.
depreciationDb Evaluates the depreciation of an asset for a specified period using the fixed-declining balance method.
depreciationDdb Evaluates the depreciation of an asset for a specified period using the double-declining method.
depreciationSln Evaluates the straight line depreciation of an asset for one period.
depreciationSyd Evaluates the sum-of-years digits depreciation of an asset for a specified period.
depreciationVdb Evaluates the depreciation of an asset for any given period, including partial periods, using the double-declining balance method.
differentialAlgebraicEqs Solves a first order differential-algebraic system of equations, \(g(t, y, y') = 0\), with optional additional constraints and user-defined linear system solver.
discountPrice Evaluates the price per $100 face value of a discounted security.
discountRate Evaluates the discount rate for a security.
discountYield Evaluates the annual yield for a discounted security.
dollarDecimal Converts a dollar price, expressed as a fraction, into a dollar price, expressed as a decimal number.
dollarFraction Converts a dollar price, expressed as a decimal number, into a dollar price, expressed as a fraction.
duration Evaluates the annual duration of a security with periodic interest payment.