Nuprl Lemma : compat-trip-lists_wf

[R,S,T:Type]. [x,y:(R  S  T) List].  (compat-trip-lists(x;y;R;S;T)  )


Proof not projected




Definitions occuring in Statement :  compat-trip-lists: compat-trip-lists(x;y;R;S;T) uall: [x:A]. B[x] prop: member: t  T product: x:A  B[x] list: type List universe: Type
Definitions :  pair: <a, b> lambda: x.A[x] l_member: (x  l) and: P  Q uimplies: b supposing a so_lambda: x.t[x] function: x:A  B[x] all: x:A. B[x] axiom: Ax compat-trip-lists: compat-trip-lists(x;y;R;S;T) prop: universe: Type uall: [x:A]. B[x] product: x:A  B[x] list: type List isect: x:A. B[x] member: t  T equal: s = t tactic: Error :tactic
Lemmas :  uall_wf l_member_wf

\mforall{}[R,S,T:Type].  \mforall{}[x,y:(R  \mtimes{}  S  \mtimes{}  T)  List].    (compat-trip-lists(x;y;R;S;T)  \mmember{}  \mBbbP{})


Date html generated: 2011_10_20-PM-04_59_02
Last ObjectModification: 2011_05_10-PM-05_23_54

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