Step
*
of Lemma
interface-predecessors-filter-image
∀[Info,A,B:Type]. ∀[f:A ─→ bag(B)]. ∀[es:EO+(Info)]. ∀[X:EClass(A)]. ∀[e:E].
(≤(f[X])(e) ~ filter(λe.(#(f X(e)) =z 1);≤(X)(e)))
BY
{ ((UnivCD THENA Auto)
THEN RepUR ``es-interface-predecessors eclass-events`` 0
THEN RWO "filter-filter" 0
THEN Reduce 0
THEN Try (Complete (Auto))
THEN BLemma `filter-sq`
THEN Reduce 0
THEN Auto) }
Latex:
Latex:
\mforall{}[Info,A,B:Type]. \mforall{}[f:A {}\mrightarrow{} bag(B)]. \mforall{}[es:EO+(Info)]. \mforall{}[X:EClass(A)]. \mforall{}[e:E].
(\mleq{}(f[X])(e) \msim{} filter(\mlambda{}e.(\#(f X(e)) =\msubz{} 1);\mleq{}(X)(e)))
By
Latex:
((UnivCD THENA Auto)
THEN RepUR ``es-interface-predecessors eclass-events`` 0
THEN RWO "filter-filter" 0
THEN Reduce 0
THEN Try (Complete (Auto))
THEN BLemma `filter-sq`
THEN Reduce 0
THEN Auto)
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