Category: Fields of abstract algebra

Algebraic combinatorics
Algebraic geometry
Algebraic logic
Algebraic topology
Boolean algebra
Category theory
Commutative algebra
Differential algebra
Group theory
Homological algebra
Lattice theory
Module theory
Relational algebra
Representation theory
Ring theory
Semigroup theory
Topological algebra
Universal algebra
Wheel theory
A wheel is a type of algebra (in the sense of universal algebra) where division is always defined. In particular, division by zero is meaningful. The real numbers can be extended to a wheel, as can an