Nuprl Lemma : rec-combined-class-opt-1-classrel
∀[B,F,init,X,es,e,v:Top].  (v ∈ F|X,Prior(self)?init|(e) ~ v ∈ F|X, Prior(F|X,Prior(self)?init|)?init|(e))
Proof
Definitions occuring in Statement : 
simple-comb-2: F|X, Y|, 
rec-combined-class-opt-1: F|X,Prior(self)?init|, 
primed-class-opt: Prior(X)?b, 
classrel: v ∈ X(e), 
uall: ∀[x:A]. B[x], 
top: Top, 
sqequal: s ~ t
Definitions unfolded in proof : 
rec-combined-class-opt-1: F|X,Prior(self)?init|, 
simple-comb-2: F|X, Y|, 
classrel: v ∈ X(e), 
simple-comb: simple-comb(F;Xs), 
select: L[n], 
cons: [a / b], 
subtract: n - m, 
rec-comb: rec-comb(X;f;init), 
member: t ∈ T, 
uall: ∀[x:A]. B[x]
Latex:
\mforall{}[B,F,init,X,es,e,v:Top].
    (v  \mmember{}  F|X,Prior(self)?init|(e)  \msim{}  v  \mmember{}  F|X,  Prior(F|X,Prior(self)?init|)?init|(e))
Date html generated:
2016_05_17-AM-09_27_55
Last ObjectModification:
2015_12_29-PM-04_02_41
Theory : classrel!lemmas
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