Content stub — prose, diagrams, and Lean 4 exercises to be written.
This week covers: The ring-size formula for n=5. critDim(5) computed. Pattern: critDim grows without bound as n→∞.
Primary chapter references from book/: chSigma-pentanacci.html
-- dm³ 103 · Week 03 · Lean 4 Lab -- Operator: Σ (≈ 1.966 Pentanacci) -- TODO: fill in theorems and exercises -- stub example : True := trivial