(6steps total) PrintForm Definitions PrimesSquareRoots Sections DiscrMathExt Doc
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At: nat descent 1

1. P : Prop
2. x:P(x (x':x'<x & P(x'))
  (x:P(x))


By: Analyze THEN Analyze3


Generated subgoal:

1 3. x : 
4. P(x)
  False

4 steps

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

(6steps total) PrintForm Definitions PrimesSquareRoots Sections DiscrMathExt Doc