Nuprl Lemma : K-sat_wf

[K:mKripkeStruct]. ∀[i:World]. ∀[fmla:mFOL()]. ∀[a:FOAssignment(mFOL-freevars(fmla),Dom(i))].  (i,a |= fmla ∈ ℙ)


Proof




Definitions occuring in Statement :  K-sat: i,a |= fmla K-dom: Dom(i) K-world: World mFO-Kripke-struct: mKripkeStruct mFOL-freevars: mFOL-freevars(fmla) mFOL: mFOL() FOAssignment: FOAssignment(vs,Dom) uall: [x:A]. B[x] prop: member: t ∈ T
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T K-sat: i,a |= fmla
Lemmas referenced :  FOSatWith_wf mFOL-freevars_wf K-dom_wf K-struct_wf mFOL-abstract_wf FOAssignment_wf mFOL_wf K-world_wf mFO-Kripke-struct_wf
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation_alt introduction cut sqequalRule extract_by_obid sqequalHypSubstitution isectElimination thin hypothesisEquality hypothesis axiomEquality equalityTransitivity equalitySymmetry universeIsType isect_memberEquality_alt isectIsTypeImplies inhabitedIsType

Latex:
\mforall{}[K:mKripkeStruct].  \mforall{}[i:World].  \mforall{}[fmla:mFOL()].  \mforall{}[a:FOAssignment(mFOL-freevars(fmla),Dom(i))].
    (i,a  |=  fmla  \mmember{}  \mBbbP{})



Date html generated: 2019_10_16-AM-11_44_58
Last ObjectModification: 2018_10_12-PM-10_19_41

Theory : minimal-first-order-logic


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