ginac/flags.h

   1 /** @file flags.h
   2  *
   3  *  Collection of all flags used through the GiNaC framework. */
   4
   5 /*
   6  *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 #ifndef __GINAC_FLAGS_H__
  24 #define __GINAC_FLAGS_H__
  25
  26 #ifndef NO_NAMESPACE_GINAC
  27 namespace GiNaC {
  28 #endif // ndef NO_NAMESPACE_GINAC
  29
  30 class expand_options {
  31 public:
  32     enum { expand_trigonometric      = 0x0001
  33          };
  34 };
  35
  36 class series_options {
  37 public:
  38     enum { suppress_branchcut        = 0x0001
  39          };
  40 };
  41
  42 class determinant_algo {
  43 public:
  44     enum { automatic,
  45            gauss,
  46            laplace,
  47            bareiss
  48          };
  49 };
  50
  51 class status_flags {
  52 public:
  53     enum { dynallocated              = 0x0001,
  54            evaluated                 = 0x0002,
  55            expanded                  = 0x0004,
  56            hash_calculated           = 0x0008
  57          };
  58 };
  59
  60 /** Possible attributes an object can have. */
  61 class info_flags {
  62 public:
  63     enum {
  64            // answered by class numeric
  65            numeric,
  66            real,
  67            rational,
  68            integer,
  69            crational,
  70            cinteger,
  71            positive,
  72            negative,
  73            nonnegative,
  74            posint,
  75            negint,
  76            nonnegint,
  77            even,
  78            odd,
  79            prime,
  80
  81            // answered by class relation
  82            relation,
  83            relation_equal,
  84            relation_not_equal,
  85            relation_less,
  86            relation_less_or_equal,
  87            relation_greater,
  88            relation_greater_or_equal,
  89
  90            // answered by class symbol
  91            symbol,
  92
  93            // answered by class lst
  94            list,
  95
  96            // answered by class exprseq
  97            exprseq,
  98
  99            // answered by classes numeric, symbol, add, mul, power
 100            polynomial,
 101            integer_polynomial,
 102            cinteger_polynomial,
 103            rational_polynomial,
 104            crational_polynomial,
 105            rational_function,
 106            algebraic,
 107
 108            // answered by class indexed
 109            indexed,      // class can carry indices
 110            has_indices,  // object has at least one index
 111
 112            // answered by class idx
 113            idx,
 114
 115            // answered by class coloridx
 116            coloridx,
 117
 118            // answered by class lorentzidx
 119            lorentzidx
 120     };
 121 };
 122
 123 class return_types {
 124 public:
 125     enum { commutative, noncommutative, noncommutative_composite};
 126 };
 127
 128 class csrc_types {
 129 public:
 130         enum {
 131                 ctype_float,
 132                 ctype_double,
 133                 ctype_cl_N
 134         };
 135 };
 136
 137 class remember_strategies {
 138 public:
 139     enum { delete_never, // let table grow undefinitely, not recommmended, but currently default
 140            delete_lru,   // least recently used
 141            delete_lfu,   // least frequently used
 142            delete_cyclic // first (oldest) one in list
 143     };
 144 };
 145
 146 #ifndef NO_NAMESPACE_GINAC
 147 } // namespace GiNaC
 148 #endif // ndef NO_NAMESPACE_GINAC
 149
 150 #endif // ndef __GINAC_FLAGS_H__