Josephus problem

英語（米国） (en-US) 英語（イギリス） (en-GB)

固有名詞

(mathematics) A theoretical problem in which every nth person, counting around a circle of people, is chosen for execution, and this process repeats after the removal of each chosen person, with the last person left being freed. The problem is to select one's position so as to be the last to be chosen.

日本語の意味

ヨセフス問題：円形に並んだ人々から一定ごとに人を除去していき、最後に残った人物が免れるという数学的な問題。どの位置にいるべきか、最後に選ばれないための最適な位置を見つけるのが目的となる。

英語の意味

(mathematics) A theoretical problem in which every nth person, counting around a circle of people, is chosen for execution, and this process repeats after the removal of each chosen person, with the last person left being freed. The problem is to select one's position so as to be the last to be chosen.

このボタンはなに？

She explained the Josephus problem to the class, demonstrating how the last remaining person can be determined by counting out every third individual.

彼女はクラスでヨセフスの問題を説明し、円形に並んだ人々の中で3人ごとに数え落としていったときに最後まで残る人の位置をどのように決めるかを示した。

詳細

意味（1）

(mathematics) A theoretical problem in which every nth person, counting around a circle of people, is chosen for execution, and this process repeats after the removal of each chosen person, with the last person left being freed. The problem is to select one's position so as to be the last to be chosen.

the Josephus problem （ canonical ）