Inel finit vs monoid finit
Posted: Thu Apr 17, 2008 7:58 pm
Fie \( A \) un inel finit. Aratati ca exista doua numere naturale \( m>p\geq 1 \) astfel incat \( a^m=a^p \) pentru orice \( a\in A \).
ONM 2001
ONM 2001
Problema apare si in
T. Y. Lam - A first course in Noncommutative Rings - 1990