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#1 Re: Help Me ! » proof help! » 2009-11-18 00:17:02

Yes, 1 is in S. For the second question, I know as far as inductive step:- k+1.  After that I don't know how to make the L.H.S equal to R.H.S.

#2 Help Me ! » proof help! » 2009-11-17 01:35:16

user1
Replies: 2

Hi

This are two questions that have given me a big trouble for sometime. I would be apperciate any help in solving this two questions.

Question1:

Let

be a subset of the natural numbers which has the following porperty :


Prove by contradiction that

in fact consists of all the natural numbers, i.e. prove that

Question2:

Prove by induction that:

Where

are Fibonacci sequence.

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