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: Help with abstract algebra

  1. Oct 16, 2005 #1
    Help with abstract algebra!!

    Here is my quetion.
    What is the order of the set of all 2x2 matricies (such that its entries a,b,c,d are between 0 and p-1), and whose determinant is
    congruent to 1 modulo p ?
    => Order of SL(2,Fp)
    thanks :)
    Last edited: Oct 16, 2005
  2. jcsd
  3. Oct 17, 2005 #2

    Tom Mattson

    User Avatar
    Staff Emeritus
    Science Advisor
    Gold Member

    According to the section entitled "Homework Help" in the Physics Forums Global Guidelines which you agreed to:

    So whatcha got?
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook