ADDED   mttroot/mtt/bin/trans/reduce_matrix.r
Index: mttroot/mtt/bin/trans/reduce_matrix.r
==================================================================
--- /dev/null
+++ mttroot/mtt/bin/trans/reduce_matrix.r
@@ -0,0 +1,35 @@
+     %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
+     %%%%% Model Transformation Tools %%%%%
+     %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+% Reduce function to write matrices in reduce form
+% P.J.Gawthrop  January 22 1998
+% Copyright (c) P.J.Gawthrop, 1998
+
+
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% % Version control history
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% % $Id$
+% % $Log$
+% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+
+PROCEDURE Reduce_Matrix;
+BEGIN
+  IF MTT_Matrix_n>0 THEN
+    IF MTT_Matrix_m>0 THEN
+    BEGIN
+     write "MATRIX ", MTT_Matrix_name, "(", MTT_Matrix_n, ",",
+                                            MTT_Matrix_m, ");";
+    
+    FOR i := 1:MTT_Matrix_n DO
+      FOR j := 1:MTT_Matrix_m DO IF MTT_Matrix(i,j) NEQ 0 THEN
+        write MTT_Matrix_name, "(", i, ",", j, ") := ",
+                                            MTT_Matrix(i,j), ";";
+    END;
+END;
+
+END;;