--- ./libsrc/linalg/densemat.hpp~       2006-04-07 22:07:41.000000000 +0000
+++ ./libsrc/linalg/densemat.hpp        2006-04-07 22:08:04.000000000 +0000
@@ -14,6 +14,9 @@
 
 #include <assert.h>
 
+class DenseMatrix;
+void CalcInverse (const DenseMatrix & m1, DenseMatrix & m2);
+
 class DenseMatrix
 {
 protected: