mirror of
https://github.com/triqs/dft_tools
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51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
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################################################################################
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#
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# TRIQS: a Toolbox for Research in Interacting Quantum Systems
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#
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# Copyright (C) 2011 by M. Aichhorn, L. Pourovskii, V. Vildosola
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#
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# TRIQS is free software: you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation, either version 3 of the License, or (at your option) any later
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# version.
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#
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# TRIQS is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# TRIQS. If not, see <http://www.gnu.org/licenses/>.
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#
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################################################################################
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from pytriqs.archive import *
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import numpy
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from pytriqs.applications.dft.U_matrix import Umatrix
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U = Umatrix(U_interact = 2.0, J_hund = 0.5, l=2)
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T = numpy.zeros([5,5],numpy.complex_)
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sqtwo = 1.0/numpy.sqrt(2.0)
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T[0,0] = 1j*sqtwo
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T[0,4] = -1j*sqtwo
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T[1,1] = -1j*sqtwo
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T[1,3] = -1j*sqtwo
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T[2,2] = 1.0
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T[3,1] = -sqtwo
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T[3,3] = sqtwo
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T[4,0] = sqtwo
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T[4,4] = sqtwo
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U(T=T)
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U.reduce_matrix()
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ar = HDFArchive('U_mat.output.h5')
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ar['U'] = U.U
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ar['Up'] = U.Up
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ar['Ufull'] = U.Ufull
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del ar
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