documented symmetrize() and antisymmetrize()

[ginac.git] / ginac / mul.cpp

diff --git a/ginac/mul.cpp b/ginac/mul.cpp
index efc207bb90c91d22e72a5707b499e1a8ddf2236d..8e641caf2ddec551ccfd6f86308649b5690b9d06 100644 (file)
--- a/ginac/mul.cpp
+++ b/ginac/mul.cpp
@@ -136,11 +136,11 @@ void mul::print(const print_context & c, unsigned level) const
 
        } else if (is_of_type(c, print_csrc)) {
 
-               if (precedence <= level)
+               if (precedence() <= level)
                        c.s << "(";
 
                if (!overall_coeff.is_equal(_ex1())) {
-                       overall_coeff.bp->print(c, precedence);
+                       overall_coeff.bp->print(c, precedence());
                        c.s << "*";
                }
        
@@ -158,7 +158,7 @@ void mul::print(const print_context & c, unsigned level) const
 
                        // If the exponent is 1 or -1, it is left out
                        if (it->coeff.compare(_ex1()) == 0 || it->coeff.compare(_num_1()) == 0)
-                               it->rest.print(c, precedence);
+                               it->rest.print(c, precedence());
                        else {
                                // Outer parens around ex needed for broken gcc-2.95 parser:
                                (ex(power(it->rest, abs(ex_to_numeric(it->coeff))))).print(c, level);
@@ -174,12 +174,12 @@ void mul::print(const print_context & c, unsigned level) const
                        }
                }
 
-               if (precedence <= level)
+               if (precedence() <= level)
                        c.s << ")";
 
        } else {
 
-               if (precedence <= level) {
+               if (precedence() <= level) {
                        if (is_of_type(c, print_latex))
                                c.s << "{(";
                        else
@@ -201,9 +201,9 @@ void mul::print(const print_context & c, unsigned level) const
                                        coeff.print(c);
                        } else {
                                if (coeff.csgn() == -1)
-                                       (-coeff).print(c, precedence);
+                                       (-coeff).print(c, precedence());
                                else
-                                       coeff.print(c, precedence);
+                                       coeff.print(c, precedence());
                        }
                        if (is_of_type(c, print_latex))
                                c.s << ' ';
@@ -222,11 +222,11 @@ void mul::print(const print_context & c, unsigned level) const
                        } else {
                                first = false;
                        }
-                       recombine_pair_to_ex(*it).print(c, precedence);
+                       recombine_pair_to_ex(*it).print(c, precedence());
                        it++;
                }
 
-               if (precedence <= level) {
+               if (precedence() <= level) {
                        if (is_of_type(c, print_latex))
                                c.s << ")}";
                        else
@@ -717,12 +717,4 @@ epvector * mul::expandchildren(unsigned options) const
        return 0; // nothing has changed
 }
 
-//////////
-// static member variables
-//////////
-
-// protected
-
-unsigned mul::precedence = 50;
-
 } // namespace GiNaC