WG Lau, ML Teply, AK Boyle - Journal of Pure and Applied Algebra, 1989 - Elsevier
Let P be a poset, and let γ be a linear order type with| γ|≥ 3. The γ-deviation of P, denoted
by γ-dev P, is defined inductively as follows:(1) γ-dev P= 0, if P contains no chain of order …