Step * of Lemma subset-presheaf-term2

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[C:SmallCategory]. ∀[X,Y:ps_context{j:l}(C)].
  ∀[A,B:{X ⊢ _}].  {X ⊢ _:A} ⊆{Y ⊢ _:B} supposing B ∈ {X ⊢ _} supposing sub_ps_context{j:l}(C; Y; X)
BY
(InstLemma `subset-presheaf-term` [] THEN RepeatFor (ParallelLast') THEN Auto) }

1
1. SmallCategory
2. ps_context{j:l}(C)
3. ps_context{j:l}(C)
4. sub_ps_context{j:l}(C; Y; X)
5. {X ⊢ _}
6. {X ⊢ _:A} ⊆{Y ⊢ _:A}
7. {X ⊢ _}
8. B ∈ {X ⊢ _}
⊢ {X ⊢ _:A} ⊆{Y ⊢ _:B}


Latex:


Latex:
No  Annotations
\mforall{}[C:SmallCategory].  \mforall{}[X,Y:ps\_context\{j:l\}(C)].
    \mforall{}[A,B:\{X  \mvdash{}  \_\}].    \{X  \mvdash{}  \_:A\}  \msubseteq{}r  \{Y  \mvdash{}  \_:B\}  supposing  A  =  B  supposing  sub\_ps\_context\{j:l\}(C;  Y;  X)


By


Latex:
(InstLemma  `subset-presheaf-term`  []  THEN  RepeatFor  5  (ParallelLast')  THEN  Auto)




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