Nuprl Definition : es-filter-image

f[X] ==  λb.if (#(b) =z 1) then f only(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),  apply: f a,  lambda: λx.A[x],  natural_number: $n,  bag-only: only(bs),  bag-size: #(bs),  empty-bag: {}
FDL editor aliases :  es-filter-image
f[X]  ==    \mlambda{}b.if  (\#(b)  =\msubz{}  1)  then  f  only(b)  else  \{\}  fi    o  X



Date html generated: 2015_07_17-PM-00_48_28
Last ObjectModification: 2012_02_25-PM-01_23_19

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