□? □
(□ □)? □
(□ | □)? □
So , when m = 3 and n = 4 , the greatest common divisor is 1 , and only one loop is required . Mathematicians have been interested in quantifying the conditions under which it is possible to recover particular classes of functions , given various sampling strategies . " The federal Agency for Healthcare Research and Quality released a study in July that said four in 10 weight-loss surgery patients develop complications within six months . As a result , consumers felt uncertain and threw away other bagged produce that was not affected by the recall . The camera adds its own electronic noise to the data , and the resulting image is converted into a string of 1s and 0s .