Iaroslav Karkunov

2 Questions 6 Answers 0 Followers

Questions related from Iaroslav Karkunov

Is it true that group is the product of two trivially intersecting normal subgroups?

Let K - group with normal subgroups N1 and N2. Intersection of which is trivial N1 \cap N2 = {e_k} and quotient groups of K by those normal groups are isomorphic to: K/N1 = N2, K/N2 = N1. Is it...

09 February 2015 6,286 8 View

N - normal subgroup of G. Is there an isomorphism from G to N x (G/N)? Extension problem. What is the current state of that?

If no - when it can and can not exist?

03 February 2015 4,096 4 View