Returns the depreciation of an asset using the double-declining balance method.

Namespace: Imsl.Finance
Assembly: ImslCS (in ImslCS.dll) Version: 6.5.0.0

Syntax

C#
public static double Ddb(
	double cost,
	double salvage,
	int life,
	int period,
	double factor
)
Visual Basic (Declaration)
Public Shared Function Ddb ( _
	cost As Double, _
	salvage As Double, _
	life As Integer, _
	period As Integer, _
	factor As Double _
) As Double
Visual C++
public:
static double Ddb(
	double cost, 
	double salvage, 
	int life, 
	int period, 
	double factor
)

Parameters

cost
Type: System..::.Double
A double which specifies the initial cost of the asset.
salvage
Type: System..::.Double
A double which specifies the salvage value of the asset.
life
Type: System..::.Int32
A int which specifies the number of periods over which the asset is being depreciated.
period
Type: System..::.Int32
A int which specifies the period.
factor
Type: System..::.Double
A double which specifies the rate at which the balance declines.

Return Value

A double which specifies the depreciation of an asset for a specified period.

Remarks

It is computed using the following:

\left[ {{\it cost} - {\it salvage}\left( {\it {total\,depreciation\,from\,prior\,periods}} \right)} \right]\, {{{\it factor} \over {\it life}}}

See Also