Results 1 to 2 of 2

Math Help - commutative matrix

  1. #1
    Junior Member
    Joined
    Jan 2009
    Posts
    42

    commutative matrix

    hi!
    find the commutative matrix from matrix A and can you explain me because i have problems with this
    Last edited by beq!x; April 4th 2009 at 04:32 AM.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Eater of Worlds
    galactus's Avatar
    Joined
    Jul 2006
    From
    Chaneysville, PA
    Posts
    3,001
    Thanks
    1
    Two matrices commute if AB=BA.

    The identity matrix will work, of course.

    Let B=\begin{bmatrix}1&0&0\\0&1&0\\0&0&1\end{bmatrix}
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 1
    Last Post: April 26th 2010, 08:18 AM
  2. Commutative UFD but not a PID
    Posted in the Advanced Algebra Forum
    Replies: 1
    Last Post: January 6th 2010, 08:54 AM
  3. commutative, associative
    Posted in the Algebra Forum
    Replies: 8
    Last Post: October 22nd 2009, 09:52 PM
  4. Commutative matrix
    Posted in the Advanced Algebra Forum
    Replies: 1
    Last Post: September 17th 2009, 01:24 PM
  5. Properties of Commutative Matrix
    Posted in the Advanced Algebra Forum
    Replies: 2
    Last Post: January 10th 2009, 09:38 PM

Search Tags


/mathhelpforum @mathhelpforum