301.9G Extra: Short Exact Sequences and Factor Groups

[@PunmasterSTP]

The kernel is always a normal subgroup? Sounds great!

[@hyperduality2838]

Normal subgroups are dual to homomorphisms synthesizes the kernel! Injective is dual to surjective synthesizes bijective or isomorphism. Thesis is dual to anti-thesis creates the converging thesis or synthesis -- the time independent Hegelian dialectic. "Always two there are" -- Yoda.