Step
*
1
1
2
of Lemma
free-dma-hom-is-lattice-hom
1. T : Type
2. eq : EqDecider(T)
3. dm : BoundedDistributiveLattice
4. free-DeMorgan-lattice(T;eq) ∈ BoundedLatticeStructure
5. free-DeMorgan-lattice(T;eq) ∈ record(x.Top)
6. mk-DeMorgan-algebra(free-DeMorgan-lattice(T;eq);λx.¬(x)) ∈ record(x.Top)
⊢ free-DeMorgan-lattice(T;eq) = free-DeMorgan-lattice(T;eq)["neg" := λx.¬(x)] ∈ record(x.Top)
BY
{ ((GenConclTerm ⌜free-DeMorgan-lattice(T;eq)⌝⋅ THENA Auto)
   THEN (GenConcl ⌜(λx.¬(x)) = F ∈ Top⌝⋅ THENA Auto)
   THEN All Thin) }
1
1. v : record(x.Top)
2. F : Top
⊢ v = v["neg" := F] ∈ record(x.Top)
Latex:
Latex:
1.  T  :  Type
2.  eq  :  EqDecider(T)
3.  dm  :  BoundedDistributiveLattice
4.  free-DeMorgan-lattice(T;eq)  \mmember{}  BoundedLatticeStructure
5.  free-DeMorgan-lattice(T;eq)  \mmember{}  record(x.Top)
6.  mk-DeMorgan-algebra(free-DeMorgan-lattice(T;eq);\mlambda{}x.\mneg{}(x))  \mmember{}  record(x.Top)
\mvdash{}  free-DeMorgan-lattice(T;eq)  =  free-DeMorgan-lattice(T;eq)["neg"  :=  \mlambda{}x.\mneg{}(x)]
By
Latex:
((GenConclTerm  \mkleeneopen{}free-DeMorgan-lattice(T;eq)\mkleeneclose{}\mcdot{}  THENA  Auto)
  THEN  (GenConcl  \mkleeneopen{}(\mlambda{}x.\mneg{}(x))  =  F\mkleeneclose{}\mcdot{}  THENA  Auto)
  THEN  All  Thin)
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