Nuprl Definition : es-interface-count
#X ==  λes,e. if e ∈b X then {||≤(X)(e)||} else {} fi 
Definitions occuring in Statement : 
es-interface-predecessors: ≤(X)(e)
, 
in-eclass: e ∈b X
, 
length: ||as||
, 
ifthenelse: if b then t else f fi 
, 
lambda: λx.A[x]
, 
single-bag: {x}
, 
empty-bag: {}
FDL editor aliases : 
es-interface-count
Latex:
\#X  ==    \mlambda{}es,e.  if  e  \mmember{}\msubb{}  X  then  \{||\mleq{}(X)(e)||\}  else  \{\}  fi 
Date html generated:
2015_07_20-PM-03_44_43
Last ObjectModification:
2012_02_25-PM-01_53_59
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