Nuprl Lemma : bdd-distributive-lattice_wf
BoundedDistributiveLattice ∈ 𝕌'
Proof
Definitions occuring in Statement :
bdd-distributive-lattice: BoundedDistributiveLattice,
member: t ∈ T,
universe: Type
Definitions unfolded in proof :
bdd-distributive-lattice: BoundedDistributiveLattice,
member: t ∈ T,
and: P ∧ Q,
uall: ∀[x:A]. B[x],
subtype_rel: A ⊆r B,
prop: ℙ,
so_lambda: λ2x.t[x],
so_apply: x[s]
Lemmas referenced :
bounded-lattice-structure_wf,
lattice-axioms_wf,
bounded-lattice-structure-subtype,
bounded-lattice-axioms_wf,
uall_wf,
lattice-point_wf,
equal_wf,
lattice-meet_wf,
lattice-join_wf
Rules used in proof :
sqequalSubstitution,
sqequalRule,
sqequalReflexivity,
sqequalTransitivity,
computationStep,
setEquality,
cut,
lemma_by_obid,
hypothesis,
productEquality,
sqequalHypSubstitution,
isectElimination,
thin,
hypothesisEquality,
applyEquality,
lambdaEquality,
cumulativity,
universeEquality,
because_Cache
Latex:
BoundedDistributiveLattice \mmember{} \mBbbU{}'
Date html generated:
2020_05_20-AM-08_25_05
Last ObjectModification:
2015_12_28-PM-02_03_22
Theory : lattices
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