- const std::string par_open = is_of_type(c, print_latex) ? "{(" : "(";
- const std::string par_close = is_of_type(c, print_latex) ? ")}" : ")";
- const std::string imag_sym = is_of_type(c, print_latex) ? "i" : "I";
- const std::string mul_sym = is_of_type(c, print_latex) ? " " : "*";
+ const std::string par_open = is_a<print_latex>(c) ? "{(" : "(";
+ const std::string par_close = is_a<print_latex>(c) ? ")}" : ")";
+ const std::string imag_sym = is_a<print_latex>(c) ? "i" : "I";
+ const std::string mul_sym = is_a<print_latex>(c) ? " " : "*";