Step
*
of Lemma
TI-weak-TI
∀[T:Type]. ∀[R:T ⟶ T ⟶ ℙ]. ∀[Q:T ⟶ ℙ]. (TI(T;x,y.R[x;y];t.Q[t])
⇒ weak-TI(T;x,y.R[x;y];t.Q[t]))
BY
{ (Auto THEN UnfoldTopAb (-1) THEN UnfoldTopAb 0 THEN Auto) }
Latex:
Latex:
\mforall{}[T:Type]. \mforall{}[R:T {}\mrightarrow{} T {}\mrightarrow{} \mBbbP{}]. \mforall{}[Q:T {}\mrightarrow{} \mBbbP{}]. (TI(T;x,y.R[x;y];t.Q[t]) {}\mRightarrow{} weak-TI(T;x,y.R[x;y];t.Q[t]))
By
Latex:
(Auto THEN UnfoldTopAb (-1) THEN UnfoldTopAb 0 THEN Auto)
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