Nuprl Definition : es-interface-left
left(X) == λb.if (#(b) =z 1) then fst(bag-separate(b)) else {} fi o X
Definitions occuring in Statement :
eclass-compose1: f o X,
ifthenelse: if b then t else f fi ,
eq_int: (i =z j),
pi1: fst(t),
lambda: λx.A[x],
natural_number: $n,
bag-separate: bag-separate(bs),
bag-size: #(bs),
empty-bag: {}
FDL editor aliases :
es-interface-left
Latex:
left(X) == \mlambda{}b.if (\#(b) =\msubz{} 1) then fst(bag-separate(b)) else \{\} fi o X
Date html generated:
2016_05_16-PM-02_35_08
Last ObjectModification:
2012_02_25-PM-01_23_30
Theory : event-ordering
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