Results 1 to 2 of 2

Math Help - find this suffix notation

  1. #1
    Senior Member
    Joined
    Feb 2008
    Posts
    321

    find this suffix notation



    (i) i got I, (ii) 3I (iii) (3a.(Cb))d - Cd (iv) b X a (v) 0
    which one is incorrect???
    Attached Thumbnails Attached Thumbnails find this suffix notation-1234.jpg  
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Flow Master
    mr fantastic's Avatar
    Joined
    Dec 2007
    From
    Zeitgeist
    Posts
    16,948
    Thanks
    5
    Quote Originally Posted by szpengchao View Post


    (i) i got I, (ii) 3I (iii) (3a.(Cb))d - Cd (iv) b X a (v) 0
    which one is incorrect???
    I'm not so sure about (ii) .....

    While it's true that \delta_{ii} = 3, and so \delta_{ii} \delta_{jk} = 3I, I don't think the summation convention lets you say \delta_{ii} \delta_{ij} = 3I ....
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Understanding Matrix Suffix Notation
    Posted in the Advanced Algebra Forum
    Replies: 2
    Last Post: May 9th 2011, 09:25 AM
  2. Suffix Notation Operators
    Posted in the Advanced Applied Math Forum
    Replies: 1
    Last Post: March 28th 2011, 03:31 AM
  3. Suffix notation
    Posted in the Calculus Forum
    Replies: 0
    Last Post: April 14th 2010, 10:30 AM
  4. Suffix Notation
    Posted in the Advanced Algebra Forum
    Replies: 2
    Last Post: April 26th 2009, 02:48 AM
  5. Suffix Notation
    Posted in the Advanced Applied Math Forum
    Replies: 3
    Last Post: March 9th 2008, 06:25 AM

Search Tags


/mathhelpforum @mathhelpforum