org.la4j.matrix.functor

Interface MatrixAccumulator

public interface MatrixAccumulator

A matrix accumulator that accumulates elements across matrix.

Method Summary

Modifier and Type	Method and Description
double	accumulate() Return the accumulated value and resets this accumulator.
void	update(int i, int j, double value) Updates a value that was accumulated so far with new matrix element.

Method Detail

update

void update(int i,
            int j,
            double value)

Updates a value that was accumulated so far with new matrix element.

Parameters:

i - the row index

j - the column index

value - the element's value

accumulate

double accumulate()

Return the accumulated value and resets this accumulator.

Returns:

an accumulated value