PrintForm Definitions Lemmas hol arithmetic 4 Sections HOLlib Doc
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At: sub eq eq 0
  m,n:. nnsub(m;n) = m  m = 0    n = 0  
By: RewriteOfThm
Thm* all
Thm* (m:hnum. all(n:hnum. equal(equal(sub(m,n),m),or(equal(m,0),equal(n,0)))))
(SimpsetC [`hol_to_nuprl`;`bequal`])

Generated subgoals:

None

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

PrintForm Definitions Lemmas hol arithmetic 4 Sections HOLlib Doc