Index: trunk/Ohana/src/opihi/cmd.data/fit2d.c
===================================================================
--- trunk/Ohana/src/opihi/cmd.data/fit2d.c	(revision 4689)
+++ trunk/Ohana/src/opihi/cmd.data/fit2d.c	(revision 5850)
@@ -160,5 +160,21 @@
     }
 
+    fprintf (stderr, "matrix:\n");
+    for (k = 0; k < wterm; k++) {
+	for (K = 0; K < wterm; K++) {
+	    fprintf (stderr, "%f ", c[k][K]);
+	}
+	fprintf (stderr, "\n");
+    }
+
     gaussj (c, wterm, b, 1);
+
+    fprintf (stderr, "inverse:\n");
+    for (k = 0; k < wterm; k++) {
+	for (K = 0; K < wterm; K++) {
+	    fprintf (stderr, "%f ", c[k][K]);
+	}
+	fprintf (stderr, "\n");
+    }
 
     /** test print **/