- Made determinant_algo (in flags.h) really work.

[ginac.git] / ginac / flags.h

diff --git a/ginac/flags.h b/ginac/flags.h
index cc735b64a206648d124357d6ba9bf9e7ba5af943..41a890b11c34aa14c86cf13535d69bea5b824b7a 100644 (file)
--- a/ginac/flags.h
+++ b/ginac/flags.h
@@ -1,8 +1,9 @@
 /** @file flags.h
  *
- *  Collection of all flags used through the GiNaC framework.
- *
- *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ *  Collection of all flags used through the GiNaC framework. */
+
+/*
+ *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
  *
  *  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
@@ -22,12 +23,31 @@
 #ifndef __GINAC_FLAGS_H__
 #define __GINAC_FLAGS_H__
 
+#ifndef NO_NAMESPACE_GINAC
+namespace GiNaC {
+#endif // ndef NO_NAMESPACE_GINAC
+
 class expand_options {
 public:
     enum { expand_trigonometric      = 0x0001
          };
 };
 
+class series_options {
+public:
+    enum { suppress_branchcut        = 0x0001
+         };
+};
+
+class determinant_algo {
+public:
+    enum { automatic,
+           gauss,
+           laplace,
+           bareiss
+         };
+};
+
 class status_flags {
 public:
     enum { dynallocated              = 0x0001,
@@ -37,14 +57,17 @@ public:
          };
 };
 
+/** Possible attributes an object can have. */
 class info_flags {
 public:
-    enum { 
+    enum {
            // answered by class numeric
            numeric,
            real,
            rational,
            integer,
+           crational,
+           cinteger,
            positive,
            negative,
            nonnegative,
@@ -54,7 +77,7 @@ public:
            even,
            odd,
            prime,
-
+           
            // answered by class relation
            relation,
            relation_equal,
@@ -63,35 +86,35 @@ public:
            relation_less_or_equal,
            relation_greater,
            relation_greater_or_equal,
-
+           
            // answered by class symbol
            symbol,
-
+           
            // answered by class lst
            list,
-
+           
            // answered by class exprseq
            exprseq,
-
+           
            // answered by classes numeric, symbol, add, mul, power
            polynomial,
            integer_polynomial,
+           cinteger_polynomial,
            rational_polynomial,
+           crational_polynomial,
            rational_function,
-
-           // answered by class ex
-           normal_form,
+           algebraic,
            
            // answered by class indexed
            indexed,      // class can carry indices
            has_indices,  // object has at least one index
-
+           
            // answered by class idx
            idx,
-
+           
            // answered by class coloridx
            coloridx,
-
+           
            // answered by class lorentzidx
            lorentzidx
     };
@@ -111,4 +134,17 @@ public:
        };
 };
 
+class remember_strategies {
+public:
+    enum { delete_never, // let table grow undefinitely, not recommmended, but currently default
+           delete_lru,   // least recently used
+           delete_lfu,   // least frequently used
+           delete_cyclic // first (oldest) one in list
+    };
+};
+
+#ifndef NO_NAMESPACE_GINAC
+} // namespace GiNaC
+#endif // ndef NO_NAMESPACE_GINAC
+
 #endif // ndef __GINAC_FLAGS_H__