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#1 Re: Help Me ! » abstract algebra » 2012-12-28 22:36:45

thanks julian smile i think this forum can help me a lot .  GODbless !

#3 Help Me ! » abstract algebra » 2012-12-28 21:38:33

aftermath
Replies: 4

hi , how to prove that the union of countable set and uncountable set is uncountable ? thanks

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