If a and b are two elements of a.finite group G s.t.ab=ba and (o(a),o(b))=1 then o(ab)=o(a)o(b)
13:46
Semigroup and it's theorm
13:28
In a group of even order the number of elements of order 2 are odd
13:58
General linear group
8:36
if G be finite group and a be any element of G s.t. o(a)=n them a^m=e iff n|m
12:38
A finite semigroup becomes group when both cancellation laws hold in it.
6:50
In a finite group order of every element exist
12:39
Even and odd permutation
10:28