Do these mean the same?
Coxeter defines other groups with anti-unitary constructions , such as these three : the first was discovered and drawn by Peter McMullen in 1966 .
Coxeter defines other groups with anti-unitary constructions , for example these three . The first was discovered and drawn by Peter McMullen in 1966 .

Choices:
A). no;
B). yes;
B).