Nuprl Definition : ac-covers
ac-covers(eq;ac;x) ==  ¬bfset-null({y ∈ ac | deq-f-subset(eq) y x})
Definitions occuring in Statement : 
deq-f-subset: deq-f-subset(eq)
, 
fset-null: fset-null(s)
, 
fset-filter: {x ∈ s | P[x]}
, 
bnot: ¬bb
, 
apply: f a
Definitions occuring in definition : 
bnot: ¬bb
, 
fset-null: fset-null(s)
, 
fset-filter: {x ∈ s | P[x]}
, 
apply: f a
, 
deq-f-subset: deq-f-subset(eq)
FDL editor aliases : 
ac-covers
Latex:
ac-covers(eq;ac;x)  ==    \mneg{}\msubb{}fset-null(\{y  \mmember{}  ac  |  deq-f-subset(eq)  y  x\})
Date html generated:
2016_05_14-PM-03_42_49
Last ObjectModification:
2016_01_20-PM-02_15_17
Theory : finite!sets
Home
Index