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clVector.SumAndSqrSum Method (double, double, integer, integer)
clVector Record | clVector Members | clMtxExpr Namespace | SumAndSqrSum Method
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Returns the sum and the sum of squared elements.

Pascal
procedure SumAndSqrSum(out Sum: double; out SqrSum: double; Index: integer; Len: integer); overload;
Description

Returns the sum and the sum of squared items from calling vector elements [Index]..[Index+Len-1].

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