La Classification Mathématique par matières 2000 Mathematics subject Classification 2000 Query : CC = 11U09 03-XX Mathematical logic and foundations 03C60 Model-theoretic algebra [See also 08C10, 11U09, 12L12, 13L05, 16B70, 20A15] 11-XX Number theory 11U09 Model theory [See also 03Cxx] Keyword : Back to the Mathematics Subject Classification (version 2000)