Nuprl Definition : accum-class
accum-class(a,x.f[a; x];x.base[x];X) ==
λes,e. if e ∈b X then {accum_list(a,e.f[a; X(e)];e.base[X(e)];≤(X)(e))} else {} fi
Definitions occuring in Statement :
es-interface-predecessors: ≤(X)(e),
eclass-val: X(e),
in-eclass: e ∈b X,
accum_list: accum_list(a,x.f[a; x];x.base[x];L),
ifthenelse: if b then t else f fi ,
lambda: λx.A[x],
single-bag: {x},
empty-bag: {}
FDL editor aliases :
accum-class
Latex:
accum-class(a,x.f[a; x];x.base[x];X) ==
\mlambda{}es,e. if e \mmember{}\msubb{} X then \{accum\_list(a,e.f[a; X(e)];e.base[X(e)];\mleq{}(X)(e))\} else \{\} fi
Date html generated:
2015_07_20-PM-03_48_06
Last ObjectModification:
2012_02_25-PM-01_55_26
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