http://popups.lib.uliege.be/1373-5411/index.php?id=1140 In this paper, we present an introduction to the theory of computability and complexity over a ring proposed by L. Blum, M. Shub and S. Smale in [Blum-Shub-Smale-1989]. Full text issues Volume 1 Systems of Computation fr Fri, 05 Jul 2024 14:28:17 +0200 Fri, 05 Jul 2024 14:28:28 +0200 http://popups.lib.uliege.be/1373-5411/index.php?id=1140 0