Number Theory Number theory 56 Mathematics 54 MATHEMATICS 22 Algebra 18 Algebraic Geometry 12 Geometry, Algebraic 12 Geometry 8 Combinatorial analysis 7 Combinatorics 7 Harmonic analysis 7 Computer science 6 Group Theory and Generalizations 6 Group theory 6 Analysis 5 Associative Rings and Algebras 5 Associative rings 5 Calculus 5 Data Structures, Cryptology and Information Theory 5 Data structures (Computer science) 5 Dynamical Systems and Ergodic Theory 5 Dynamics 5 Ergodic theory 5 Functions 5 General 5 Logic, Symbolic and mathematical 5 Mathematical Logic and Foundations 5 Mathematical analysis 5 Rings (Algebra) 5 Topology 5