Step
*
1
1
of Lemma
fpf-join-idempotent
1. A : Type
2. B : A ⟶ Type
3. d : A List
4. f1 : a:{a:A| (a ∈ d)} ⟶ B[a]
5. eq : EqDecider(A)
⊢ (∀x∈d.¬↑((λa.(¬ba ∈b d)) x))
BY
{ ((Reduce 0 THEN BLemma `l_all_iff`) THEN Auto THEN RW assert_pushdownC 0 THEN Auto THEN D 0 THEN Auto) }
Latex:
Latex:
1. A : Type
2. B : A {}\mrightarrow{} Type
3. d : A List
4. f1 : a:\{a:A| (a \mmember{} d)\} {}\mrightarrow{} B[a]
5. eq : EqDecider(A)
\mvdash{} (\mforall{}x\mmember{}d.\mneg{}\muparrow{}((\mlambda{}a.(\mneg{}\msubb{}a \mmember{}\msubb{} d)) x))
By
Latex:
((Reduce 0 THEN BLemma `l\_all\_iff`)
THEN Auto
THEN RW assert\_pushdownC 0
THEN Auto
THEN D 0
THEN Auto)
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