Nuprl Basics - Proof: sfa doc nat sqrt 2 1 2

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At: sfa doc nat sqrt 2 1 2

1. x :

2. 0<x
3. y :

4. y

x-1
5. x-1<(y+1)

(y+1)
6.

x<(y+1)

(y+1)

. y

x & x<(y+1)

(y+1)

By:	Witness: y+1

Generated subgoals:

None

About:

IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html