Step
*
of Lemma
ob_product_lemma
∀B,A:Top. (cat-ob(A × B) ~ cat-ob(A) × cat-ob(B))
BY
{ ((UnivCD THENA Auto) THEN RepUR ``cat-ob product-cat`` 0 THEN Auto) }
Latex:
Latex:
\mforall{}B,A:Top. (cat-ob(A \mtimes{} B) \msim{} cat-ob(A) \mtimes{} cat-ob(B))
By
Latex:
((UnivCD THENA Auto) THEN RepUR ``cat-ob product-cat`` 0 THEN Auto)
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