WhoCites Definitions hol arithmetic 1 Sections HOLlib Doc
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Who Cites hsub?
hsubDef sub == m:n:. nnsub(m;n)
nnsubDef nnsub(m;n) == if m<n then 0 else m-n fi 
Thm* m,n:. nnsub(m;n 
natDef  == {i:| 0i }
Thm*   Type
Thm*   S
tlambdaDef (x:Tb(x))(x) == b(x)
lt_intDef i<j == if i<j true ; false fi
Thm* i,j:. (i<j 
bifDef bif(bbx.x(bx); by.y(by)) == if b x(*) else y(x.x) fi
Thm* A:Type, b:x:(bA), y:((b)A). bif(bbx.x(bx); by.y(by))  A
leDef AB == B<A
Thm* i,j:. (ij Prop
notDef A == A  False
Thm* A:Prop. (A Prop

Syntax:sub has structure: hsub

About:
boolbfalsebtrueifthenelseassertintnatural_numbersubtract
lessless_thansetlambdaapply
functionuniverseaxiommemberpropimpliesfalseall
!abstraction
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WhoCites Definitions hol arithmetic 1 Sections HOLlib Doc