1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Group Question

  1. Feb 25, 2012 #1
    Lets say I have a group of index 2 and I have some subgroup K. Is it that G\K is a subgroup as well?
     
  2. jcsd
  3. Feb 25, 2012 #2

    Dick

    User Avatar
    Science Advisor
    Homework Helper

    That's not the sloppiest question I've ever seen posted but it's right up there. Can you rephrase that?
     
    Last edited: Feb 25, 2012
  4. Feb 26, 2012 #3

    Deveno

    User Avatar
    Science Advisor

    elements of G/K are cosets gK, these are not elements of G unless K = {e}.
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook




Loading...
Similar Threads for Group Question
Are these homomorphisms?