Re: vector multiplication
- To: mathgroup at smc.vnet.net
- Subject: [mg25550] Re: [mg25505] vector multiplication
- From: Rob Pratt <rpratt at email.unc.edu>
- Date: Sat, 7 Oct 2000 03:35:54 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
If you really want only the diagonal elements, just note that they will be v1^2, v2^2, ..., vk^2, which you can get by entering v^2. Rob Pratt Department of Operations Research The University of North Carolina at Chapel Hill rpratt at email.unc.edu http://www.unc.edu/~rpratt/ On Thu, 5 Oct 2000 Yannis.Paraskevopoulos at ubsw.com wrote: > Hi there, > > Could you please help me with the following: > > Assume the v is a vector (1xk). I would like to calculate the v'v and > then take all the diagonal elements. > > Thanks a lot in advance for your effort. > > yannis > > > Visit our website at http://www.ubswarburg.com > > This message contains confidential information and is intended only > for the individual named. If you are not the named addressee you > should not disseminate, distribute or copy this e-mail. Please > notify the sender immediately by e-mail if you have received this > e-mail by mistake and delete this e-mail from your system. > > E-mail transmission cannot be guaranteed to be secure or error-free > as information could be intercepted, corrupted, lost, destroyed, > arrive late or incomplete, or contain viruses. The sender therefore > does not accept liability for any errors or omissions in the contents > of this message which arise as a result of e-mail transmission. If > verification is required please request a hard-copy version. This > message is provided for informational purposes and should not be > construed as a solicitation or offer to buy or sell any securities or > related financial instruments. > > >