1994/09/16 by Michael Hawrylycz, Hawrylycz, Michael
Mathematics · #51A20 51A25 #Advanced Topics in Algebra #Algebraic and Geometric Analysis #Combinatorics (math.CO) #FOS: Mathematics #Mathematics and Applications
paper · pdf · doi:10.48550/arxiv.math/9409216
openalex publication_date 1994/09/16 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
An expression in the exterior algebra of a Peano space yielding Pappus' Theorem was originally given by Doubilet, Rota, and Stein. Motivated by an identity of Rota, we give an identity in a Grassmann-Cayley algebra of step 3, involving joins and meets alone, which expresses the Theorem of Pappus.