- commutable substitutions
- commutant
- commutant lifting theorem
- commutating subalgebra
- commutation
- commutation coefficient
- commutation law
- commutation property
- commutation relation
- commutation relationships
- commutation theorem
- commutative
- commutative A-algebra
- commutative algebra
- commutative-associative ring
- commutative Banach algebra
- commutative band
- commutative binary composition
- commutative center
- commutative cochain
- commutative composition
- commutative convergence
- commutative diagram
- commutative elements
- commutative extension