Step
*
of Lemma
subtype-fpf-cap
∀[X:Type]. ∀[eq:EqDecider(X)]. ∀[f,g:x:X fp-> Type]. {∀[x:X]. (f(x)?Top ⊆r g(x)?Top)} supposing g ⊆ f
BY
{ xxx(((Unfold `guard` 0
THEN Auto
THEN D 0
THEN Auto
THEN (All (Unfold `fpf-cap`))
THEN (MoveToConcl (-1))
THEN SplitOnConclITE)
THENA Auto
)
THEN SplitOnConclITE
THEN Auto
THEN (Unfold `fpf-sub` (-5))
THEN (InstHyp [⌜x⌝] (-5))⋅
THEN ExRepD
THEN Auto)xxx }
Latex:
Latex:
\mforall{}[X:Type]. \mforall{}[eq:EqDecider(X)]. \mforall{}[f,g:x:X fp-> Type].
\{\mforall{}[x:X]. (f(x)?Top \msubseteq{}r g(x)?Top)\} supposing g \msubseteq{} f
By
Latex:
xxx(((Unfold `guard` 0
THEN Auto
THEN D 0
THEN Auto
THEN (All (Unfold `fpf-cap`))
THEN (MoveToConcl (-1))
THEN SplitOnConclITE)
THENA Auto
)
THEN SplitOnConclITE
THEN Auto
THEN (Unfold `fpf-sub` (-5))
THEN (InstHyp [\mkleeneopen{}x\mkleeneclose{}] (-5))\mcdot{}
THEN ExRepD
THEN Auto)xxx
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