[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[obm-l] Ajuda
- To: obm-l@xxxxxxxxxxxxxx
- Subject: [obm-l] Ajuda
- From: "Jan Sousa" <jan.sousa@xxxxxxxxx>
- Date: Tue, 3 Jul 2007 13:10:34 -0400
- DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:mime-version:content-type; b=Ps0sDtOqBKHLhAfJnY/rjuXsx+IsV85CtEc+i8SeGiEk7fSokUcPX5hPSOMXr2M3e6OUbP89Hu0kpwDMAnceUa+ToKzzHJ3dwvZ6pBj0AE3K5AMMxJVVhye0vAHSvlxdn5tOh0Fac7Phs+ThwFDKiY8IMnLuhXlY0sYaonUdox4=
- DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:mime-version:content-type; b=hiztAgh1X8Pgc95cBdxPuQ7T0a893K9SVy9w6uaIB0v/LnnXU7OAQzfspGq+4qD9rhoC+5JxisNtBD2+LTy8Q2GJAt6EOsUzquNoPvdPJsBXRf+ES6sFr0W7FKb/beZ0yUkknGKjmVjuZBVYX6dps0UgcATNMHOk2ad9Ar53XSU=
- Reply-To: obm-l@xxxxxxxxxxxxxx
- Sender: owner-obm-l@xxxxxxxxxxxxxx
Pessoal, alguem por favor me auxilia nessa:
Seja A=Z e a relação (~) definida como:
1) x~y <=> x-y = 4k, onde k pertence a Z.
2) x~y <=> x-y = n.k, onde k pertence a Z
Pede-se:
a) Mostrar em cada uma a relação de equivalência,
b) Descrever para cada um dos casos as classes de equivalência.
grato,