Step
*
of Lemma
proj-eq_transitivity
∀[n:ℕ]. ∀[a,b,c:ℙ^n]. (a = c) supposing (b = c and a = b)
BY
{ (Intro THEN InstLemma `proj-eq-equiv` [⌜n⌝]⋅ THEN Auto THEN D 2 THEN Auto) }
Latex:
Latex:
\mforall{}[n:\mBbbN{}]. \mforall{}[a,b,c:\mBbbP{}\^{}n]. (a = c) supposing (b = c and a = b)
By
Latex:
(Intro THEN InstLemma `proj-eq-equiv` [\mkleeneopen{}n\mkleeneclose{}]\mcdot{} THEN Auto THEN D 2 THEN Auto)
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