Nuprl Definition : two-intersection

two-intersection(A;W) ==  (∀ws1∈W.(∀ws2∈W.∃a:{a:Id| (a ∈ A)} ((a ∈ ws1) ∧ (a ∈ ws2))))



Definitions occuring in Statement :  Id: Id l_all: (∀x∈L.P[x]) l_member: (x ∈ l) exists: x:A. B[x] and: P ∧ Q set: {x:A| B[x]} 
FDL editor aliases :  two-intersection
two-intersection(A;W)  ==    (\mforall{}ws1\mmember{}W.(\mforall{}ws2\mmember{}W.\mexists{}a:\{a:Id|  (a  \mmember{}  A)\}  .  ((a  \mmember{}  ws1)  \mwedge{}  (a  \mmember{}  ws2))))



Date html generated: 2015_07_17-AM-11_28_32
Last ObjectModification: 2012_07_05-PM-01_28_48

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