+ c.s << *i << "}";
+ if (order>1)
+ c.s << "^{" << order << "}";
+ c.s << "(" << registered_functions()[serial].TeX_name << ")";
+ printseq(c, '(', ',', ')', exprseq::precedence(), function::precedence());
+}
+
+void fderivative::do_print_csrc(const print_csrc & c, unsigned level) const
+{
+ c.s << "D_";
+ auto i = parameter_set.begin(), end = parameter_set.end();
+ --end;
+ while (i != end)
+ c.s << *i++ << "_";
+ c.s << *i << "_" << registered_functions()[serial].name;
+ printseq(c, '(', ',', ')', exprseq::precedence(), function::precedence());
+}
+
+void fderivative::do_print_tree(const print_tree & c, unsigned level) const
+{
+ c.s << std::string(level, ' ') << class_name() << " "
+ << registered_functions()[serial].name << " @" << this
+ << std::hex << ", hash=0x" << hashvalue << ", flags=0x" << flags << std::dec
+ << ", nops=" << nops()
+ << ", params=";
+ auto i = parameter_set.begin(), end = parameter_set.end();
+ --end;
+ while (i != end)
+ c.s << *i++ << ",";
+ c.s << *i << std::endl;
+ for (auto & i : seq)
+ i.print(c, level + c.delta_indent);
+ c.s << std::string(level + c.delta_indent, ' ') << "=====" << std::endl;
+}