hol arithmetic 4 Sections HOLlib Doc
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TheoremName
Thm* m,n:. pre(nnsub(m;n)) = nnsub(pre(m);n)[pre_sub]
cites the following:
Thm* all(m:hnum. all(n:hnum. equal(pre(sub(m,n)),sub(pre(m),n))))[hpre_sub]
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
hol arithmetic 4 Sections HOLlib Doc