Step
*
of Lemma
term-to-path-eta
No Annotations
∀[X:j⊢]. ∀[A:{X ⊢ _}]. ∀[a,b:{X ⊢ _:A}]. ∀[pth:{X ⊢ _:(Path_A a b)}]. (X ⊢ <>((pth)p @ q) = pth ∈ {X ⊢ _:(Path_A a b)})
BY
{ (Intros THEN Symmetry THEN BLemma `paths-equal` THEN Try (QuickAuto)) }
1
.....wf.....
1. X : CubicalSet{j}
2. A : {X ⊢ _}
3. a : {X ⊢ _:A}
4. b : {X ⊢ _:A}
5. pth : {X ⊢ _:(Path_A a b)}
⊢ <>((pth)p @ q) ∈ {X ⊢ _:Path(A)}
2
1. X : CubicalSet{j}
2. A : {X ⊢ _}
3. a : {X ⊢ _:A}
4. b : {X ⊢ _:A}
5. pth : {X ⊢ _:(Path_A a b)}
⊢ pth = X ⊢ <>((pth)p @ q) ∈ {X ⊢ _:Path(A)}
Latex:
Latex:
No Annotations
\mforall{}[X:j\mvdash{}]. \mforall{}[A:\{X \mvdash{} \_\}]. \mforall{}[a,b:\{X \mvdash{} \_:A\}]. \mforall{}[pth:\{X \mvdash{} \_:(Path\_A a b)\}]. (X \mvdash{} <>((pth)p @ q) = pth)
By
Latex:
(Intros THEN Symmetry THEN BLemma `paths-equal` THEN Try (QuickAuto))
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