(5steps total) PrintForm Definitions int 1 Sections StandardLIB Doc
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At: nat ind a 1

1. P : Prop
2. P(0)
3. i:P(i-1)  P(i)
4. i : 
  P(i)


By: (Analyze 4) THEN (IntInd 4) THEN (Analyze 0)


Generated subgoals:

1 4. i : 
5. i<0
6. i+1 P(i+1)
7. i0
  P(i)

Auto
2 4. 00
  P(0)

Auto
3 4. i : 
5. 0<i
6. i-1 P(i-1)
7. i0
  P(i)

1 step

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

(5steps total) PrintForm Definitions int 1 Sections StandardLIB Doc