Algebra 1 Associative Rings and Algebras 1 Associative rings 1 Commutative Rings and Algebras Commutative algebra 1 Commutative rings 1 Field Theory and Polynomials 1 Field theory (Physics) 1 Group Theory and Generalizations 1 Group theory 1 Non-associative Rings and Algebras 1 Nonassociative rings 1 Number Theory 1 Number theory 1 Rings (Algebra) 1