hello , im having trouble with proving sqrt(n) is not cauchy. Please help.
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Originally Posted by sandy hello , im having trouble with proving sqrt(n) is not Cauchy. Please help. Cauchy sequences are bounded. Is the sequence bounded?
i need to prove it is not cauchy by using the definition
Originally Posted by sandy i need to prove it is not cauchy by using the definition If then
Originally Posted by sandy hello please i need help proving sqrt(n) is not a cauchy sequence Hi. How about that it doesn't converge?
Alternatively give me any and N>1, then find an with n>N (natural numbers are unbounded). Then and moreover .
thankyo so much for you help thankyou to all for the help
Last edited by mr fantastic; April 24th 2010 at 03:19 PM. Reason: Merged posts
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