Step
*
of Lemma
embedding-preserves-local-property
∀[Info:Type]. ∀[P:Id ─→ Info List+ ─→ ℙ].
∀eo1,eo2:EO+(Info). ∀f:E ─→ E.
(es-local-embedding(Info;eo1;eo2;f)
⇒ (∀[e:E]. (es-local-property(i,L.P[i;L];eo1;e)
⇐⇒ es-local-property(i,L.P[i;L];eo2;f e))))
BY
{ (Auto
THEN ParallelLast
THEN NthHypEq (-1)
THEN EqCD
THEN Auto
THEN (EqTypeCD ORELSE EqCD)
THEN Auto
THEN Try ((Symmetry THEN Complete (Auto)))
THEN Unfold `es-le-before` 0
THEN Auto') }
Latex:
\mforall{}[Info:Type]. \mforall{}[P:Id {}\mrightarrow{} Info List\msupplus{} {}\mrightarrow{} \mBbbP{}].
\mforall{}eo1,eo2:EO+(Info). \mforall{}f:E {}\mrightarrow{} E.
(es-local-embedding(Info;eo1;eo2;f)
{}\mRightarrow{} (\mforall{}[e:E]. (es-local-property(i,L.P[i;L];eo1;e) \mLeftarrow{}{}\mRightarrow{} es-local-property(i,L.P[i;L];eo2;f e))))
By
(Auto
THEN ParallelLast
THEN NthHypEq (-1)
THEN EqCD
THEN Auto
THEN (EqTypeCD ORELSE EqCD)
THEN Auto
THEN Try ((Symmetry THEN Complete (Auto)))
THEN Unfold `es-le-before` 0
THEN Auto')
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