Data too long for column 'ip' at row 1
Database Error
Message:MySQL Query fail: INSERT INTO `ga_sessoes` (`id_sessao`, `id_user`, `ip`, `expiracao`, `local`) VALUES ('0d9e3eadfffc78d5489708ae89289eb7', '0', '10.1.112.141, 216.73.216.103', '1773236624', '/fichaartigo?id=538');
MySQL Error:Data too long for column 'ip' at row 1
Date:Wednesday, March 11, 2026 at 1:13:44 PM
Script:/fichaartigo?id=538
Data too long for column 'ip' at row 1
Database Error
Message:MySQL Query fail: INSERT INTO `ga_sessoes` (`id_sessao`, `id_user`, `ip`, `expiracao`, `local`) VALUES ('0d9e3eadfffc78d5489708ae89289eb7', '0', '10.1.112.141, 216.73.216.103', '1773236624', '/fichaartigo?id=538');
MySQL Error:Data too long for column 'ip' at row 1
Date:Wednesday, March 11, 2026 at 1:13:44 PM
Script:/fichaartigo?id=538
Gazeta de matemática

A remark on groups without center

Let G be a multiplicative group and let e denote the neutral element of G. If the center Z of G is constituted only by the element e, then G is said to be a group wiithout center.


PDF do Artigo | PDF integral
Gazeta nº 133, pág. nº 4 | Categoria: Artigos | Palavras-Chave: groups, gazeta, matemática
Autor(es): José Morgado |