- Changes to make it more ANSI-conformant. Stuff detected while trying

[ginac.git] / ginac / matrix.cpp

diff --git a/ginac/matrix.cpp b/ginac/matrix.cpp
index b2d4f606bd772ea7be1e1969a43f9cd44b872683..8b747e8562332c724d7f211803a7aadb00267acd 100644 (file)
--- a/ginac/matrix.cpp
+++ b/ginac/matrix.cpp
@@ -393,7 +393,7 @@ matrix matrix::mul(const matrix & other) const
  *  @exception range_error (index out of range) */
 const ex & matrix::operator() (unsigned ro, unsigned co) const
 {
-       if (ro<0 || ro>=row || co<0 || co>=col)
+       if (ro>=row || co>=col)
                throw (std::range_error("matrix::operator(): index out of range"));
 
        return m[ro*col+co];
@@ -405,9 +405,9 @@ const ex & matrix::operator() (unsigned ro, unsigned co) const
  *  @exception range_error (index out of range) */
 matrix & matrix::set(unsigned ro, unsigned co, ex value)
 {
-       if (ro<0 || ro>=row || co<0 || co>=col)
+       if (ro>=row || co>=col)
                throw (std::range_error("matrix::set(): index out of range"));
-       
+    
        ensure_if_modifiable();
        m[ro*col+co] = value;
        return *this;