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Who Cites sized bool?
sized_boolDef  a {k}  == {p:(a)| size(a)(p) = k }
Thm*  a,k:a {k}   Type
boolsizeDef  size(a)(p) == Msize(x.if p(x) 1 else 0 fi)
Thm*  a:size(a (a)
natDef   == {i:| 0i }
Thm*    Type
int_segDef  {i..j} == {k:i  k < j }
Thm*  m,n:. {m..n Type
msizeDef  Msize(f) ==  i:kf(i)
Thm*  k:. Msize  (k)
leltDef  i  j < k == ij & j<k
leDef  AB == B<A
Thm*  i,j:. (ij Prop
iter_via_intsegDef  Iter(f;ui:{a..b}. e(i)
Def  == if a<b f(Iter(f;ui:{a..b-1}. e(i),e(b-1)) else u fi
Def  (recursive)
Thm*  f:(AAA), u:Aa,b:e:({a..b}A). (Iter(f;ui:{a..b}. e(i))  A
notDef  A == A  False
Thm*  A:Prop. (A Prop
lt_intDef  i<j == if i<j true ; false fi
Thm*  i,j:. (i<j 

Syntax:a {k}  has structure: sized_bool(ak)

About:
boolbfalsebtrueifthenelseintnatural_numberaddsubtract
lessless_thansetlambdaapplyfunction
recursive_def_noticeuniverseequalmemberpropimpliesandfalse
all!abstraction
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

WhoCites Definitions DiscreteMath Sections DiscrMathExt Doc