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[ginac.git] / ginac / matrix.h

diff --git a/ginac/matrix.h b/ginac/matrix.h
index fc6a80bf4e6b3127eb701809792d948fdb694525..29af2a0747d903198fa1cfa78347a5e2ab0097ba 100644 (file)
--- a/ginac/matrix.h
+++ b/ginac/matrix.h
@@ -3,7 +3,7 @@
  *  Interface to symbolic matrices */
 
 /*
- *  GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2004 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
@@ -120,6 +120,7 @@ public:
        ex add_indexed(const ex & self, const ex & other) const;
        ex scalar_mul_indexed(const ex & self, const numeric & other) const;
        bool contract_with(exvector::iterator self, exvector::iterator other, exvector & v) const;
+       ex conjugate() const;
 
 protected:
        bool match_same_type(const basic & other) const;
@@ -147,6 +148,7 @@ public:
        matrix inverse() const;
        matrix solve(const matrix & vars, const matrix & rhs,
                     unsigned algo = solve_algo::automatic) const;
+       unsigned rank() const;
 protected:
        ex determinant_minor() const;
        int gauss_elimination(const bool det = false);
@@ -202,6 +204,9 @@ inline ex charpoly(const matrix & m, const ex & lambda)
 inline matrix inverse(const matrix & m)
 { return m.inverse(); }
 
+inline unsigned rank(const matrix & m)
+{ return m.rank(); }
+
 // utility functions
 
 /** Specialization of is_exactly_a<matrix>(obj) for matrix objects. */