WhoCites Definitions mb event system 6 Sections EventSystems Doc
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Who Cites fpf-is-empty?
fpf-is-emptyDef fpf-is-empty(f) == ||1of(f)||=0
pi1Def 1of(t) == t.1
Thm* A:Type, B:(AType), p:(a:AB(a)). 1of(p A
lengthDef ||as|| == Case of as; nil  0 ; a.as'  ||as'||+1  (recursive)
Thm* A:Type, l:A List. ||l||  
Thm* ||nil||  
eq_intDef i=j == if i=j true ; false fi
Thm* i,j:. (i=j 

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WhoCites Definitions mb event system 6 Sections EventSystems Doc