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2d
revised Is $SL(2, 3) $ a subgroup of $SL(2, p)$ for $ p>3$?
added full proof
Mar
26
revised Why is the number of conjugacy classes modulo 16 equal to the order for a finite group of odd order?
made title readable
Mar
12
revised Can I recover a group by its homomorphisms?
missed a wrong $n_G$ in last edit
Mar
11
revised Can I recover a group by its homomorphisms?
corrected $n_G$ to $n_H$
Mar
5
revised Enumerating double coset representatives in the symmetric group on a vector space
moved text to improve what's seen in listings
Mar
5
revised Is $SL(2, 3) $ a subgroup of $SL(2, p)$ for $ p>3$?
added tag finite-groups
Feb
24
revised A group whose automorphism group is cyclic
added warning that answer is wrong
Dec
27
revised Group of order 30 can't be simple
The "corrected" solution was faulty, so I removed the wrong part.
Jun
5
revised On the group of signed permutations?
made proof independent of Taylor's book
May
17
revised Find the subgroups of index two of this finite semi-direct product
added proof that $G'$ has index 4 in $G$
May
13
revised Are there any generic thinking approaches for providing mathematical proofs to a given theorem
added hint about how to read proofs
May
13
revised Are there any generic thinking approaches for providing mathematical proofs to a given theorem
added three items