mirror of
https://github.com/triqs/dft_tools
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45 lines
1.8 KiB
C++
45 lines
1.8 KiB
C++
/*******************************************************************************
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*
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* This file is part of the ATM library.
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*
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* Copyright (C) 2010 by O. E. Peil
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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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#pragma once
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#include <nda/nda.hpp>
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/// DOS of a band by analytical tetrahedron method
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///
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/// Returns corner weights for all tetrahedra for a given band and real energy.
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nda::array<double, 2>
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dos_tetra_weights_3d(nda::array_view<double, 1> eigk, /// Band energies for each k-point
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double en, /// Energy at which DOS weights are to be calculated
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nda::array_view<long, 2> itt /// Tetrahedra defined by k-point indices
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);
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//array<double, 2>
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//dos_tetra_weights_3d(array<double, 1> eigk, /// Band energies for each k-point
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// double e, /// Energy at which DOS weights are to be calculated
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// array<long, 2> itt /// Tetrahedra defined by k-point indices
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//);
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int dos_corner_weights(double en, double *eigs, int *inds, double *ci);
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int dos_tet_weights(double en, double *eigs, int *inds, double *ct);
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int dos_reorder(double en, double *e, int *inds);
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