* Implementation of GiNaC's symbolic exponentiation (basis^exponent). */
/*
- * GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2003 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
// Integer powers of symbols are printed in a special, optimized way
if (exponent.info(info_flags::integer)
- && (is_exactly_a<symbol>(basis) || is_exactly_a<constant>(basis))) {
+ && (is_a<symbol>(basis) || is_a<constant>(basis))) {
int exp = ex_to<numeric>(exponent).to_int();
if (exp > 0)
c.s << '(';
bool is_tex = is_a<print_latex>(c);
- if (is_tex && is_a<numeric>(exponent) && ex_to<numeric>(exponent).is_negative()) {
+ if (is_tex && is_exactly_a<numeric>(exponent) && ex_to<numeric>(exponent).is_negative()) {
// Powers with negative numeric exponents are printed as fractions in TeX
c.s << "\\frac{1}{";