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Step * 1 of Lemma decidable__equal_free-dl


1. [T] : Type
2. eq : EqDecider(T)@i
⊢ EqDecider(Point(free-dist-lattice(T; eq)))
BY
{ ((RWO "free-dl-point" 0 THEN Auto) THEN UseWitness ⌜deq-fset(deq-fset(eq))⌝⋅ THEN Auto) }

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Latex:

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Latex:

1.  [T]  :  Type
2.  eq  :  EqDecider(T)@i
\mvdash{}  EqDecider(Point(free-dist-lattice(T;  eq)))


By

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Latex:
((RWO  "free-dl-point"  0  THEN  Auto)  THEN  UseWitness  \mkleeneopen{}deq-fset(deq-fset(eq))\mkleeneclose{}\mcdot{}  THEN  Auto)

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