ADDED   mttroot/mtt/bin/trans/m/mtt_write.m
Index: mttroot/mtt/bin/trans/m/mtt_write.m
==================================================================
--- /dev/null
+++ mttroot/mtt/bin/trans/m/mtt_write.m
@@ -0,0 +1,16 @@
+function mtt_write(t,x,y,nx,ny);
+
+  printf("%g ", t);
+  for i=1:ny
+    printf("%g ", y(i));
+  end
+  printf("# ");
+
+  printf("%g ", t);
+  for i=1:nx
+    printf("%g ", x(i));
+  end
+  printf("\n");
+
+endfunction
+