/usr/include/igraph/igraph_scg.h is in libigraph0-dev 0.7.1-2.1build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | /* -*- mode: C -*- */
/*
IGraph library.
Copyright (C) 2011-2012 Gabor Csardi <csardi.gabor@gmail.com>
334 Harvard st, Cambridge, MA, 02138 USA
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#ifndef IGRAPH_SCG_H
#define IGRAPH_SCG_H
#include "igraph_types.h"
#include "igraph_vector.h"
#include "igraph_matrix.h"
#include "igraph_sparsemat.h"
typedef enum { IGRAPH_SCG_SYMMETRIC=1, IGRAPH_SCG_LAPLACIAN=2,
IGRAPH_SCG_STOCHASTIC=3 } igraph_scg_matrix_t;
typedef enum { IGRAPH_SCG_OPTIMUM=1, IGRAPH_SCG_INTERV_KM=2,
IGRAPH_SCG_INTERV=3, IGRAPH_SCG_EXACT=4 }
igraph_scg_algorithm_t;
typedef enum { IGRAPH_SCG_NORM_ROW=1, IGRAPH_SCG_NORM_COL=2 }
igraph_scg_norm_t;
typedef enum { IGRAPH_SCG_DIRECTION_DEFAULT=1,
IGRAPH_SCG_DIRECTION_LEFT=2,
IGRAPH_SCG_DIRECTION_RIGHT=3 } igraph_scg_direction_t;
int igraph_scg_grouping(const igraph_matrix_t *V,
igraph_vector_t *groups,
igraph_integer_t nt,
const igraph_vector_t *nt_vec,
igraph_scg_matrix_t mtype,
igraph_scg_algorithm_t algo,
const igraph_vector_t *p,
igraph_integer_t maxiter);
int igraph_scg_semiprojectors(const igraph_vector_t *groups,
igraph_scg_matrix_t mtype,
igraph_matrix_t *L,
igraph_matrix_t *R,
igraph_sparsemat_t *Lsparse,
igraph_sparsemat_t *Rsparse,
const igraph_vector_t *p,
igraph_scg_norm_t norm);
int igraph_scg_norm_eps(const igraph_matrix_t *V,
const igraph_vector_t *groups,
igraph_vector_t *eps,
igraph_scg_matrix_t mtype,
const igraph_vector_t *p,
igraph_scg_norm_t norm);
int igraph_scg_adjacency(const igraph_t *graph,
const igraph_matrix_t *matrix,
const igraph_sparsemat_t *sparsemat,
const igraph_vector_t *ev,
igraph_integer_t nt,
const igraph_vector_t *nt_vec,
igraph_scg_algorithm_t algo,
igraph_vector_t *values,
igraph_matrix_t *vectors,
igraph_vector_t *groups,
igraph_bool_t use_arpack,
igraph_integer_t maxiter,
igraph_t *scg_graph,
igraph_matrix_t *scg_matrix,
igraph_sparsemat_t *scg_sparsemat,
igraph_matrix_t *L,
igraph_matrix_t *R,
igraph_sparsemat_t *Lsparse,
igraph_sparsemat_t *Rsparse);
int igraph_scg_stochastic(const igraph_t *graph,
const igraph_matrix_t *matrix,
const igraph_sparsemat_t *sparsemat,
const igraph_vector_t *ev,
igraph_integer_t nt,
const igraph_vector_t *nt_vec,
igraph_scg_algorithm_t algo,
igraph_scg_norm_t norm,
igraph_vector_complex_t *values,
igraph_matrix_complex_t *vectors,
igraph_vector_t *groups,
igraph_vector_t *p,
igraph_bool_t use_arpack,
igraph_integer_t maxiter,
igraph_t *scg_graph,
igraph_matrix_t *scg_matrix,
igraph_sparsemat_t *scg_sparsemat,
igraph_matrix_t *L,
igraph_matrix_t *R,
igraph_sparsemat_t *Lsparse,
igraph_sparsemat_t *Rsparse);
int igraph_scg_laplacian(const igraph_t *graph,
const igraph_matrix_t *matrix,
const igraph_sparsemat_t *sparsemat,
const igraph_vector_t *ev,
igraph_integer_t nt,
const igraph_vector_t *nt_vec,
igraph_scg_algorithm_t algo,
igraph_scg_norm_t norm,
igraph_scg_direction_t direction,
igraph_vector_complex_t *values,
igraph_matrix_complex_t *vectors,
igraph_vector_t *groups,
igraph_bool_t use_arpack,
igraph_integer_t maxiter,
igraph_t *scg_graph,
igraph_matrix_t *scg_matrix,
igraph_sparsemat_t *scg_sparsemat,
igraph_matrix_t *L,
igraph_matrix_t *R,
igraph_sparsemat_t *Lsparse,
igraph_sparsemat_t *Rsparse);
#endif
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