----- Original Message ----- From: Leo To: obm-l@mat.puc-rio.br Sent: Saturday, March 04, 2006 12:16 AM Subject: Fw: congru�ncia ----- Original Message ----- From: Leo To: obm-l@mat.puc-rio.br Sent: Friday, March 03, 2006 8:11 PM Subject: congru�ncia Como resolver a seguinte congru�ncia 10^k cong 8 (mod 23) ... pra k=2 eh verdadeira mas como achar o caso geral???