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Vector.Difference Method (Integer)
Vector Record | Vector Members | MtxExpr Namespace | Difference Method
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The difference between two succesive vector elements.

Pascal
function Difference(Lag: Integer = 1): TVec; overload;
Description

Calculate the difference for all calling vector elements. The following formula is used to calculate the difference: 

 

The Length of calling vector is automatically decremented by one.

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