When trying to prove thar the limit of a seq is unique, i saw in my notes tt for episilion >0, la-bl>2episilion assuming that a and b r the limits of the seq.

Then from here, why does it mean that la-bl =0?

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- October 21st 2010, 02:02 AM #1

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- October 22nd 2010, 07:23 PM #2