/usr/include/igraph/igraph_complex.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 | /* -*- mode: C -*- */
/*
IGraph library.
Copyright (C) 2010-2012 Gabor Csardi <csardi.gabor@gmail.com>
334 Harvard street, Cambridge, MA 02139 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_COMPLEX_H
#define IGRAPH_COMPLEX_H
#undef __BEGIN_DECLS
#undef __END_DECLS
#ifdef __cplusplus
# define __BEGIN_DECLS extern "C" {
# define __END_DECLS }
#else
# define __BEGIN_DECLS /* empty */
# define __END_DECLS /* empty */
#endif
#include "igraph_types.h"
__BEGIN_DECLS
typedef struct igraph_complex_t { igraph_real_t dat[2]; } igraph_complex_t;
#define IGRAPH_REAL(x) ((x).dat[0])
#define IGRAPH_IMAG(x) ((x).dat[1])
#define IGRAPH_COMPLEX_EQ(x,y) ((x).dat[0]==(y).dat[0] && (x).dat[1]==(y).dat[1])
igraph_complex_t igraph_complex(igraph_real_t x, igraph_real_t y);
igraph_complex_t igraph_complex_polar(igraph_real_t r, igraph_real_t theta);
igraph_bool_t igraph_complex_eq_tol(igraph_complex_t z1,
igraph_complex_t z2,
igraph_real_t tol);
igraph_real_t igraph_complex_mod(igraph_complex_t z);
igraph_real_t igraph_complex_arg(igraph_complex_t z);
igraph_real_t igraph_complex_abs(igraph_complex_t z);
igraph_real_t igraph_complex_logabs(igraph_complex_t z);
igraph_complex_t igraph_complex_add(igraph_complex_t z1,
igraph_complex_t z2);
igraph_complex_t igraph_complex_sub(igraph_complex_t z1,
igraph_complex_t z2);
igraph_complex_t igraph_complex_mul(igraph_complex_t z1,
igraph_complex_t z2);
igraph_complex_t igraph_complex_div(igraph_complex_t z1,
igraph_complex_t z2);
igraph_complex_t igraph_complex_add_real(igraph_complex_t z,
igraph_real_t x);
igraph_complex_t igraph_complex_add_imag(igraph_complex_t z,
igraph_real_t y);
igraph_complex_t igraph_complex_sub_real(igraph_complex_t z,
igraph_real_t x);
igraph_complex_t igraph_complex_sub_imag(igraph_complex_t z,
igraph_real_t y);
igraph_complex_t igraph_complex_mul_real(igraph_complex_t z,
igraph_real_t x);
igraph_complex_t igraph_complex_mul_imag(igraph_complex_t z,
igraph_real_t y);
igraph_complex_t igraph_complex_div_real(igraph_complex_t z,
igraph_real_t x);
igraph_complex_t igraph_complex_div_imag(igraph_complex_t z,
igraph_real_t y);
igraph_complex_t igraph_complex_conj(igraph_complex_t z);
igraph_complex_t igraph_complex_neg(igraph_complex_t z);
igraph_complex_t igraph_complex_inv(igraph_complex_t z);
igraph_complex_t igraph_complex_sqrt(igraph_complex_t z);
igraph_complex_t igraph_complex_sqrt_real(igraph_real_t x);
igraph_complex_t igraph_complex_exp(igraph_complex_t z);
igraph_complex_t igraph_complex_pow(igraph_complex_t z1,
igraph_complex_t z2);
igraph_complex_t igraph_complex_pow_real(igraph_complex_t z,
igraph_real_t x);
igraph_complex_t igraph_complex_log(igraph_complex_t z);
igraph_complex_t igraph_complex_log10(igraph_complex_t z);
igraph_complex_t igraph_complex_log_b(igraph_complex_t z,
igraph_complex_t b);
igraph_complex_t igraph_complex_sin(igraph_complex_t z);
igraph_complex_t igraph_complex_cos(igraph_complex_t z);
igraph_complex_t igraph_complex_tan(igraph_complex_t z);
igraph_complex_t igraph_complex_sec(igraph_complex_t z);
igraph_complex_t igraph_complex_csc(igraph_complex_t z);
igraph_complex_t igraph_complex_cot(igraph_complex_t z);
__END_DECLS
#endif
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