Analog electronic computers ended up worthwhile for fixing problems with continual variables right up until electronic processing Sophisticated.????? ?? ???? ?? ???? ?? ??? ?????? ?????? ??????. ?? ????? ????? ????????? ?????? ??? ???? ?????? ?????.????? ??????? ??? ?????? ?????????? - ????? ??? ??????? ?? ???????? ??????? ??????? ??? ?????/????.??