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[SPAM] [obm-l] Álgebra



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Olá amigos da lista, 

estou estudando alguns exercícios de álgebra e tenho
uma dúvida no seguinte exercício.


* Calcule
 ________
    1            Z_5 [X]
 -------- em  ------------ 
  2X + 1       < X^3 - 2 >

         ___                      ___ ___   _____
Notação:  1   =  1 barra e Z_k = { 0,  1,... k-1 }

Não entendi a notação < >. Alguém me ajuda, por favor?

Obrigado, 





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