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[ginac.git] / ginac / numeric.h

diff --git a/ginac/numeric.h b/ginac/numeric.h
index aa17d8010d8ac119e7877dc8e066e3c430d469ff..da41bd32fb3b5ec1cae346fd0c802a8ea9b4805d 100644 (file)
--- a/ginac/numeric.h
+++ b/ginac/numeric.h
@@ -3,7 +3,7 @@
  *  Makes the interface to the underlying bignum package available. */
 
 /*
- *  GiNaC Copyright (C) 1999-2015 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2019 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
@@ -96,35 +96,35 @@ public:
        
        // functions overriding virtual functions from base classes
 public:
-       unsigned precedence() const {return 30;}
-       bool info(unsigned inf) const;
-       bool is_polynomial(const ex & var) const;
-       int degree(const ex & s) const;
-       int ldegree(const ex & s) const;
-       ex coeff(const ex & s, int n = 1) const;
-       bool has(const ex &other, unsigned options = 0) const;
-       ex eval(int level = 0) const;
-       ex evalf(int level = 0) const;
-       ex subs(const exmap & m, unsigned options = 0) const { return subs_one_level(m, options); } // overwrites basic::subs() for performance reasons
-       ex normal(exmap & repl, exmap & rev_lookup, int level = 0) const;
-       ex to_rational(exmap & repl) const;
-       ex to_polynomial(exmap & repl) const;
-       numeric integer_content() const;
-       ex smod(const numeric &xi) const;
-       numeric max_coefficient() const;
-       ex conjugate() const;
-       ex real_part() const;
-       ex imag_part() const;
+       unsigned precedence() const override {return 30;}
+       bool info(unsigned inf) const override;
+       bool is_polynomial(const ex & var) const override;
+       int degree(const ex & s) const override;
+       int ldegree(const ex & s) const override;
+       ex coeff(const ex & s, int n = 1) const override;
+       bool has(const ex &other, unsigned options = 0) const override;
+       ex eval() const override;
+       ex evalf() const override;
+       ex subs(const exmap & m, unsigned options = 0) const override { return subs_one_level(m, options); } // overwrites basic::subs() for performance reasons
+       ex normal(exmap & repl, exmap & rev_lookup) const override;
+       ex to_rational(exmap & repl) const override;
+       ex to_polynomial(exmap & repl) const override;
+       numeric integer_content() const override;
+       ex smod(const numeric &xi) const override;
+       numeric max_coefficient() const override;
+       ex conjugate() const override;
+       ex real_part() const override;
+       ex imag_part() const override;
        /** Save (a.k.a. serialize) object into archive. */
-       void archive(archive_node& n) const;
+       void archive(archive_node& n) const override;
        /** Read (a.k.a. deserialize) object from archive. */
-       void read_archive(const archive_node& n, lst& syms);
+       void read_archive(const archive_node& n, lst& syms) override;
 protected:
        /** Implementation of ex::diff for a numeric always returns 0.
         *  @see ex::diff */
-       ex derivative(const symbol &s) const { return 0; }
-       bool is_equal_same_type(const basic &other) const;
-       unsigned calchash() const;
+       ex derivative(const symbol &s) const override { return 0; }
+       bool is_equal_same_type(const basic &other) const override;
+       unsigned calchash() const override;
        
        // new virtual functions which can be overridden by derived classes
        // (none)