(46steps total) PrintForm Definitions hol num Sections HOLlib Doc
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At: num iso 3 1 2 1

1. x : 
2. P:(). P(zero_rep) & (n:P(n P(suc_rep(n)))  P(x)
3. n : 
4. x' : 
5. n = rep_num(x')
  suc_rep(n) = ncompose(suc_rep;x'+1;zero_rep)  


By: Assert (x'+1>0) THEN Simp THEN StrongAuto


Generated subgoal:

1 6. x'+1>0
  suc_rep(n) = suc_rep(ncompose(suc_rep;x'+1-1;zero_rep))  

2 steps

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

(46steps total) PrintForm Definitions hol num Sections HOLlib Doc