Assertion: abelian group's element | /r/HasProperty | such that
Facets:
Source sentences:
text: For each element a in G, there exists an inverse element a-1 in G such that a o a-1 = e
text: Similarly, a right identity is an element f {\displaystyle f} such that for all x {\displaystyle x} in S {\displaystyle S} ,