Step
*
of Lemma
list-equal-subsume
∀[A,B:Type]. ∀[x,y:A List]. {x = y ∈ (B List) supposing x = y ∈ (A List)} supposing {a:A| (a ∈ x)} ⊆r B
BY
{ (Unfold `guard` 0 THEN Auto THEN SubsumeC {a:A| (a ∈ x)} List⋅ THEN Auto) }
Latex:
Latex:
\mforall{}[A,B:Type]. \mforall{}[x,y:A List]. \{x = y supposing x = y\} supposing \{a:A| (a \mmember{} x)\} \msubseteq{}r B
By
Latex:
(Unfold `guard` 0 THEN Auto THEN SubsumeC \{a:A| (a \mmember{} x)\} List\mcdot{} THEN Auto)
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