/usr/include/eclib/method.h is in libec-dev 2013-01-01-1.
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 | // method.h: preprocessor definitions for linear algebra options
//////////////////////////////////////////////////////////////////////////
//
// Copyright 1990-2012 John Cremona
//
// This file is part of the mwrank package.
//
// mwrank 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.
//
// mwrank 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 mwrank; if not, write to the Free Software Foundation,
// Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
//
//////////////////////////////////////////////////////////////////////////
#if !defined(_METHOD_H)
#define _METHOD_H 1 //flags that this file has been included
// Linear algebra options:
#ifndef METHOD // So you can override the setting at compile time
#define METHOD 2
#endif
//=0 for standard int arithmetic
//=1 for long-long arithmetic (obsolete)
//=2 for ints with modular method (usually best in practice)
//=3 for multi-length method (slower)
//=4 for multi-length modular (not really used)
//=5 for standard long arithmetic
//=6 for longs with modular method
#if (METHOD==2)||(METHOD==4)||(METHOD==6)
#define MODULAR // Causes linear algebra to be done modulo global MODULUS
#endif
#if (METHOD==3)||(METHOD==4)
#define MULTI
#endif
//The next two cause scalar, vector, matrix to be defined properly:
#if (METHOD==0)||(METHOD==2)
#define SCALAR_OPTION 1
#endif
#if (METHOD==5)||(METHOD==6)
#define SCALAR_OPTION 2
#endif
#include "arith.h" // defines BIGPRIME
#include "vector.h"
#include "matrix.h"
#include "subspace.h"
#include "smatrix_elim.h"
#ifdef MULTI
#define SCALAR bigint
#define VEC vec_m
#define MAT mat_m
#define SUBSP msubspace
#include "marith.h"
#include "mvector.h"
#include "mmatrix.h"
#include "msubspace.h"
#define MODULUS atoI(string("6074000003").c_str()) // will convert
// this string to
// a bigint
#else
#define MODULUS BIGPRIME // used for modular linear algebra
#define SCALAR scalar
#define VEC vec
#define MAT mat
#define SUBSP subspace
#endif
#ifdef MODULAR
#define EIGENSPACE(a,b) peigenspace(a,b,MODULUS)
#define SUBEIGENSPACE(a,b,c) psubeigenspace(a,b,c,MODULUS)
#define COMBINE(a,b) pcombine(a,b,MODULUS)
#define RESTRICT(a,b) prestrict(a,b,MODULUS)
#else
#define EIGENSPACE(a,b) eigenspace(a,b)
#define SUBEIGENSPACE(a,b,c) subeigenspace(a,b,c)
#define COMBINE(a,b) combine(a,b)
#define RESTRICT(a,b) restrict_mat(a,b)
#endif
#if (METHOD==0)
#define form_finder form_finder0
#else
#if (METHOD==1)
#define form_finder form_finder1
#else
#if (METHOD==2)
#define form_finder form_finder2
#else
#if (METHOD==3)
#define form_finder form_finder3
#else
#if (METHOD==4)
#define form_finder form_finder4
#else
#if (METHOD==5)
#define form_finder form_finder5
#else
#if (METHOD==6)
#define form_finder form_finder6
#endif
#endif
#endif
#endif
#endif
#endif
#endif
#endif
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