Thanks, I want to compute the overlap between the exact ground state
and the state I generated from other method.

best,
Gang

On Sat, Apr 25, 2009 at 3:00 AM, <comp-phys-alps-users-request@phys.ethz.ch> wrote:
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Today's Topics:

  1. extract the ground state from DMRG or Exact       diagonalization
     (Gang Chen)
  2. Re: extract the ground state from DMRG or Exact
     diagonalization (Justin David Peel)


----------------------------------------------------------------------

Message: 1
Date: Fri, 24 Apr 2009 14:57:02 -0700
From: Gang Chen <chggst@physics.ucsb.edu>
Subject: [ALPS-users] extract the ground state from DMRG or Exact
       diagonalization
To: comp-phys-alps-users@phys.ethz.ch
Message-ID:
       <3924ab970904241457k17ab51b1tbd002d09ae7287e@mail.gmail.com>
Content-Type: text/plain; charset="iso-8859-1"

Hi All,

If I use DMRG or Exact diagonalization to find the ground state of my
Hamiltonian. How can
I extract the ground state vector (the numerical vector) from my results?

best,

--
GANG CHEN
Department of Physics
University of California
Santa Barbara, CA 93106
Office: Broida 6216
Phone: 805-893-5260
Fax: 805-893-3378
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Message: 2
Date: Fri, 24 Apr 2009 16:17:36 -0600
From: Justin David Peel <justin.peel@utah.edu>
Subject: Re: [ALPS-users] extract the ground state from DMRG or Exact
       diagonalization
To: "comp-phys-alps-users@phys.ethz.ch"
       <comp-phys-alps-users@phys.ethz.ch>
Message-ID:
       <3E5F591958142A40B693A5FC6672D4942624680104@C8V1.xds.umail.utah.edu>
Content-Type: text/plain; charset="us-ascii"

Hi,

Perhaps you can tell us why you want the vector - what you plan on doing with it because there isn't much point of knowing the ground state vector from DMRG unless you have the operator matrices to go along with it.

Justin
________________________________________
From: comp-phys-alps-users-bounces@phys.ethz.ch [comp-phys-alps-users-bounces@phys.ethz.ch] On Behalf Of Gang Chen [chggst@physics.ucsb.edu]
Sent: Friday, April 24, 2009 3:57 PM
To: comp-phys-alps-users@phys.ethz.ch
Subject: [ALPS-users] extract the ground state from DMRG or Exact       diagonalization

Hi All,

If I use DMRG or Exact diagonalization to find the ground state of my Hamiltonian. How can
I extract the ground state vector (the numerical vector) from my results?

best,

--
GANG CHEN
Department of Physics
University of California
Santa Barbara, CA 93106
Office: Broida 6216
Phone: 805-893-5260
Fax: 805-893-3378


End of Comp-phys-alps-users Digest, Vol 37, Issue 18
****************************************************




--
GANG CHEN
Department of Physics
University of California
Santa Barbara, CA 93106
Office: Broida 6216
Phone: 805-893-5260
Fax: 805-893-3378