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 ('5b06e65fcdce0310af645ee4ba643e3f', '0', '10.1.69.21, 216.73.216.2', '1762479833', '/fichaartigo?id=538');
MySQL Error:Data too long for column 'ip' at row 1
Date:Friday, November 7, 2025 at 1:13:53 AM
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 ('5b06e65fcdce0310af645ee4ba643e3f', '0', '10.1.69.21, 216.73.216.2', '1762479833', '/fichaartigo?id=538');
MySQL Error:Data too long for column 'ip' at row 1
Date:Friday, November 7, 2025 at 1:13:53 AM
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 |