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ÀÚ¿¬¼öÁýÇÕ N¿¡ probability measure¸¦ Çϳª ÁÖ¾ú´Ù°í °¡Á¤ÇÏÀÚ. À̶§ ÀÚ¿¬¼ö°¡ k·Î
³ª´©¾îÁú È®·üÀÌ 1/k°¡ ¾Æ´Ñ ÀÚ¿¬¼ö k°¡ Á¸ÀçÇÔÀ» º¸¿©¶ó.
For any probability measure of the set N of natural numbers, there exists k su
ch that the measure of the subset { n : k divide n } is not 1/k.