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: Commutator math problem

  1. Feb 13, 2010 #1
    1. The problem statement, all variables and given/known data

    [tex][A,exp(X*B)] = exp(X*B)[A,B]X[/tex]

    Is there a name for this relation?

    2. Relevant equations

    3. The attempt at a solution

    If not, how do you prove it?

    A(X*B)^n/n! - (X*B)^n/n! * A
  2. jcsd
  3. Feb 13, 2010 #2
    Re: Commutator

  4. Feb 13, 2010 #3
    Last edited: Feb 14, 2010
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook