Group Theory II - Simple Groups Part 1
okay do you still remember what a simple group is is it okay what are simple groups a group is simple if it has no no non-trivial no non trivial normal subgroup okay let g be uh d is simple if d has no none three will if you don't remember what this means okay now we have a group g right oh proper this is important proper non-trivial normal circle okay so this is a group g if you have a sub row and you have just a subgroup containing the identity right this is called the trivial subgroup this is...
