def get_element(row, column)
		assert(row > 0, "Row cannot be negative.")
		assert(column > 0, "Column cannot be negative.")
		assert(row < @row_size, "Row out of bounds.")
		assert(column < @column_size, "Column out of bounds.")

		result = @dictionary_of_keys[[row, column]]

		assert(@dictionary_of_keys[[row, column]].is_a?(Numeric))
	end
	alias_method :get, :get_element
	# alias_method :[], :get_element