Nuprl Lemma : csm-ap-term_wf

[Delta,Gamma:j⊢]. ∀[A:{Gamma ⊢ _}]. ∀[s:Delta j⟶ Gamma]. ∀[t:{Gamma ⊢ _:A}].  ((t)s ∈ {Delta ⊢ _:(A)s})


Proof




Definitions occuring in Statement :  csm-ap-term: (t)s cubical-term: {X ⊢ _:A} csm-ap-type: (AF)s cubical-type: {X ⊢ _} cube_set_map: A ⟶ B cubical_set: CubicalSet uall: [x:A]. B[x] member: t ∈ T
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T cubical_set: CubicalSet cube_set_map: A ⟶ B csm-ap-type: (AF)s pscm-ap-type: (AF)s csm-ap: (s)x pscm-ap: (s)x csm-ap-term: (t)s pscm-ap-term: (t)s
Lemmas referenced :  pscm-ap-term_wf cube-cat_wf cubical-type-sq-presheaf-type cubical-term-sq-presheaf-term
Rules used in proof :  cut introduction extract_by_obid sqequalHypSubstitution sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isectElimination thin hypothesis sqequalRule Error :memTop

Latex:
\mforall{}[Delta,Gamma:j\mvdash{}].  \mforall{}[A:\{Gamma  \mvdash{}  \_\}].  \mforall{}[s:Delta  j{}\mrightarrow{}  Gamma].  \mforall{}[t:\{Gamma  \mvdash{}  \_:A\}].
    ((t)s  \mmember{}  \{Delta  \mvdash{}  \_:(A)s\})



Date html generated: 2020_05_20-PM-01_53_35
Last ObjectModification: 2020_04_03-PM-08_28_22

Theory : cubical!type!theory


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