1989/10/01 by Peter Freyd, Peter J Freyd, David N. Yetter +1 · 152 citations
Mathematics · #Advanced Operator Algebra Research #Algebra over a field #Combinatorics #Geometric and Algebraic Topology #Homotopy and Cohomology in Algebraic Topology #Mathematics #Pure mathematics #Topology (electrical circuits)
paper · doi:10.1016/0001-8708(89)90018-2
published in Advances in Mathematics 77(2), 156-182 (Elsevier BV)
crossref issued 1989/10/01 · crossref published 1989/10/01 · crossref published-print 1989/10/01 · openalex publication_date 1989/10/01 · crossref created 2005/01/06 · crossref deposited 2019/01/30 · openalex created_date 2025/10/10 · crossref indexed 2026/05/02 · openalex updated_date 2026/06/11