Step
*
of Lemma
cut-order_weakening
∀[Info:Type]. ∀[es:EO+(Info)]. ∀[X:EClass(Top)]. ∀[f:sys-antecedent(es;X)]. ∀[a,b:E(X)].
a ≤(X;f) b supposing a = b ∈ E(X)
BY
{ (Auto THEN Unfold `cut-order` 0 THEN Auto THEN (HypSubst' -1 0 THENA Auto)) }
Latex:
Latex:
\mforall{}[Info:Type]. \mforall{}[es:EO+(Info)]. \mforall{}[X:EClass(Top)]. \mforall{}[f:sys-antecedent(es;X)]. \mforall{}[a,b:E(X)].
a \mleq{}(X;f) b supposing a = b
By
Latex:
(Auto THEN Unfold `cut-order` 0 THEN Auto THEN (HypSubst' -1 0 THENA Auto))
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