X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Fmatrix.cpp;h=146127fab4365c06b1477d25433b9cc412a6f11e;hp=eaf4468a33742248ea252add319d5a522e6bc5d3;hb=166001a94d339fd82e4fa02a2ba6775efe76418b;hpb=1a75b1adc0e425989d9d3bf1b208411b738b9672

diff --git a/ginac/matrix.cpp b/ginac/matrix.cpp
index eaf4468a..146127fa 100644
--- a/ginac/matrix.cpp
+++ b/ginac/matrix.cpp
@@ -3,7 +3,7 @@
  *  Implementation of symbolic matrices */
 
 /*
- *  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
@@ -1418,11 +1418,11 @@ int matrix::pivot(unsigned ro, unsigned co, bool symbolic)
 			++k;
 	} else {
 		// search largest element in column co beginning at row ro
-		GINAC_ASSERT(is_a<numeric>(this->m[k*col+co]));
+		GINAC_ASSERT(is_exactly_a<numeric>(this->m[k*col+co]));
 		unsigned kmax = k+1;
 		numeric mmax = abs(ex_to<numeric>(m[kmax*col+co]));
 		while (kmax<row) {
-			GINAC_ASSERT(is_a<numeric>(this->m[kmax*col+co]));
+			GINAC_ASSERT(is_exactly_a<numeric>(this->m[kmax*col+co]));
 			numeric tmp = ex_to<numeric>(this->m[kmax*col+co]);
 			if (abs(tmp) > mmax) {
 				mmax = tmp;