1940/01/01 by Marston Morse, Gustav A. Hedlund · 804 citations
Mathematics · Physics and Astronomy · #Algebra over a field #Dynamics (music) #Mathematics #Origins and Evolution of Life #Pure mathematics #Quantum chaos and dynamical systems #Sociology #Symbolic dynamics
paper · doi:10.2307/2371431
published in American Journal of Mathematics 62(1/4), 1 (Johns Hopkins University Press)
openalex publication_date 1940/01/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/10