Assertion: group | /r/HasProperty | abelian
Facets:
Source sentences:
text: If a group is abelian, then one may choose to denote the group operation by + and the identity element by 0; in that case, the group is called an additive group.
text: In general b / a and a \ b may be different, but, if the group operation is commutative (that is, if the group is abelian), they are equal.
text: The quaternion group has the unusual property of being Hamiltonian: every subgroup of Q 8 is a normal subgroup, but the group is non-abelian.