devami Posted August 22, 2010 Posted August 22, 2010 (edited) Имеем бесконечное количество яблок. Распространение их на бесконечное множество ofidentical число groups.In каждой группы 5 apples.Now от eachgroup вывезти 2 яблока. Осталось 3. Theremainder множества разбит на бесконечное множество groups.In eachgroup и 7 яблок. Теперь возьмите за 2 яблока. Остается 5apples. Theremainder множества разбит на бесконечное множество groups.In eachgroup, и 11 яблок. Теперь возьмите за 2 яблока. Остается 9apples. Andso на неопределенный срок. Захват 2/n. Сохранить N-2/N) . N-простых чисел в order.Question: как manyapples останется? Конечного или бесконечного? Edited August 22, 2010 by devami
DJBruce Posted August 22, 2010 Posted August 22, 2010 Do you perhaps have an English version of the question, or what language is this so we can translate it?
the tree Posted August 22, 2010 Posted August 22, 2010 As I read it (google translator iyf): we start with an infinite set of apples - partitioned into subsets of 5. From each of those, two are taken and the set is repartitioned into sets of 7 and two apples are again removed from each subset. This is repeated indefinitely, with partitions into subsets of prime sizes. As I understood that: We start with apples {1,2,3,4,5,6,...} and in the first iteration we remove {5,6} U {10,11} U {15,16}... in the second iteration we remove {7,8} U {14,15} U {21,22}... in the third iteration we remove {11,12} U {22,23} U {33,44}... The question is simple enough to understand, after infinite iterations, what has been allowed through this sieve? The answer, I don't know - but some experimenting seems to show that a large amount of numbers do get through - so I'd be tempted to say that it's infinite. I'm sure this can be solved though - so the answer to the question poised in the topic - is yes.
devami Posted August 22, 2010 Author Posted August 22, 2010 [Цитата имя = 'Дата DJBruce' = '22 августа 2010 - 3:49 вечера 'метка = '1282484953' пост = '561153 '] У вас может быть, на английском языке на вопрос, или на каком языке это так мы можем перевести это? [/] Цитатой Please!Original in Russian!Thank you in advance. Zagadka.pdf
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