Index: /issm/trunk-jpl/src/c/modules/Krigingx/Krigingx.cpp
===================================================================
--- /issm/trunk-jpl/src/c/modules/Krigingx/Krigingx.cpp	(revision 12175)
+++ /issm/trunk-jpl/src/c/modules/Krigingx/Krigingx.cpp	(revision 12176)
@@ -52,5 +52,5 @@
 
 		/*Prepare predictor*/
-		numerator=0.; denominator=0.;
+		numerator=-1.; denominator=0.;
 		for(i=0;i<n_obs;i++) numerator  +=GinvG0[i];
 		for(i=0;i<n_obs;i++) denominator+=Ginv1[i];