Made class possymbol for positive symbols and documented it.

[ginac.git] / ginac / symbol.cpp

diff --git a/ginac/symbol.cpp b/ginac/symbol.cpp
index 7e3b49d8bc7c0e59bcecf4c4034cfaaed1050a47..bf58fd4bacf6bc2833d763af347ec8c9ca2cf839 100644 (file)
--- a/ginac/symbol.cpp
+++ b/ginac/symbol.cpp
@@ -57,6 +57,13 @@ realsymbol::realsymbol()
        domain = domain::real;
 }
 
+// possymbol
+
+possymbol::possymbol()
+{
+       domain = domain::positive;
+}
+
 //////////
 // other constructors
 //////////
@@ -103,6 +110,20 @@ realsymbol::realsymbol(const std::string & initname, unsigned rt, tinfo_t rtt, u
 realsymbol::realsymbol(const std::string & initname, const std::string & texname, unsigned rt, tinfo_t rtt, unsigned domain)
  : symbol(initname, texname, rt, rtt, domain) { }
 
+// possymbol
+       
+possymbol::possymbol(const std::string & initname, unsigned domain)
+ : symbol(initname, domain) { }
+
+possymbol::possymbol(const std::string & initname, const std::string & texname, unsigned domain)
+ : symbol(initname, texname, domain) { }
+
+possymbol::possymbol(const std::string & initname, unsigned rt, tinfo_t rtt, unsigned domain)
+ : symbol(initname, rt, rtt, domain) { }
+
+possymbol::possymbol(const std::string & initname, const std::string & texname, unsigned rt, tinfo_t rtt, unsigned domain)
+ : symbol(initname, texname, rt, rtt, domain) { }
+
 //////////
 // archiving
 //////////