Rings (Algebra) Modules (Algebra) 8 Ideals (Algebra) 4 Commutative rings 3 Algebra 2 Algebraic fields 2 Commutative algebra 2 Function spaces 2 Functions, Continuous 2 Graph theory 2 Group theory 2 Modular functions 2 Polycyclic groups 2 Solvable groups 2 Algebra, Abstract 1 Associative Rings and Algebras 1 Associative algebras 1 Associative rings 1 Associative rings -- Congresses ; 1 Banach algebras 1 Categories (Mathematics) 1 Commutative Rings and Algebras 1 Field Theory and Polynomials 1 Field theory (Physics) 1 Galois theory 1 Geometry, Projective 1 Group Theory and Generalizations 1 Group algebras 1 Halkalar (Cebir) 1 Homology theory 1