Step
*
of Lemma
reqmatrix_transitivity
∀[a,b:ℕ]. ∀[X,Y,Z:ℝ(a × b)]. (X ≡ Z) supposing (X ≡ Y and Y ≡ Z)
BY
{ (RepUR ``rmatrix reqmatrix`` 0 THEN Auto THEN RWO "-3 -4" 0 THEN Auto) }
Latex:
Latex:
\mforall{}[a,b:\mBbbN{}]. \mforall{}[X,Y,Z:\mBbbR{}(a \mtimes{} b)]. (X \mequiv{} Z) supposing (X \mequiv{} Y and Y \mequiv{} Z)
By
Latex:
(RepUR ``rmatrix reqmatrix`` 0 THEN Auto THEN RWO "-3 -4" 0 THEN Auto)
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