Step
*
of Lemma
lookup_oal_eq_id
∀a:LOSet. ∀b:AbDMon. ∀k:|a|. ∀ps:|oal(a;b)|. ((¬↑(k ∈b dom(ps)))
⇒ ((ps[k]) = e ∈ |b|))
BY
{ ((RepD THENM BLemma `lookup_fails`) THENA Auto) }
1
1. a : LOSet@i'
2. b : AbDMon@i'
3. k : |a|@i
4. ps : |oal(a;b)|@i
5. ¬↑(k
∈b dom(ps))@i
⊢ ¬↑(k ∈b map(λx.(fst(x));ps))
Latex:
Latex:
\mforall{}a:LOSet. \mforall{}b:AbDMon. \mforall{}k:|a|. \mforall{}ps:|oal(a;b)|. ((\mneg{}\muparrow{}(k \mmember{}\msubb{} dom(ps))) {}\mRightarrow{} ((ps[k]) = e))
By
Latex:
((RepD THENM BLemma `lookup\_fails`) THENA Auto)
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