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[ginac.git] / ginac / polynomial / smod_helpers.h

diff --git a/ginac/polynomial/smod_helpers.h b/ginac/polynomial/smod_helpers.h
index addbe173de680afea3b836c45b6abd588c5320be..d3d531b78f80726c9699f4c5f9efe5d7fb6551ce 100644 (file)
--- a/ginac/polynomial/smod_helpers.h
+++ b/ginac/polynomial/smod_helpers.h
@@ -1,13 +1,36 @@
+/** @file smod_helpers.h
+ *
+ *  Utility functions for modular arithmetic. */
+
+/*
+ *  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
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
 #ifndef GINAC_POLYNOMIAL_SMOD_HELPERS_H
 #define GINAC_POLYNOMIAL_SMOD_HELPERS_H
-#include <cln/integer.h>
-#include <cln/integer_io.h>
+
 #include "ex.h"
 #include "numeric.h"
 #include "debug.h"
 
-namespace GiNaC
-{
+#include <cln/integer.h>
+#include <cln/integer_io.h>
+
+namespace GiNaC {
 
 /// Z -> Z_p (in the symmetric representation)
 static inline cln::cl_I smod(const cln::cl_I& a, long p)