From 153fee692a6811a2837a0bcfa003ebeec0763845 Mon Sep 17 00:00:00 2001
From: Xavier Raynaud <xavier.raynaud@sintef.no>
Date: Thu, 15 Mar 2012 16:16:31 +0100
Subject: [PATCH] decrease tolerance for x1-x0 in falsi.

---
 opm/core/utility/RootFinders.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/opm/core/utility/RootFinders.hpp b/opm/core/utility/RootFinders.hpp
index d1da6224..9d86cd8f 100644
--- a/opm/core/utility/RootFinders.hpp
+++ b/opm/core/utility/RootFinders.hpp
@@ -91,7 +91,7 @@ namespace Opm
 	    iterations_used = 0;
 	    // In every iteraton, x1 is the last point computed,
 	    // and x0 is the last point computed that makes it a bracket.
-	    while (fabs(x1 - x0) >= 1e-2*eps) {
+	    while (fabs(x1 - x0) >= 1e-9*eps) {
 		double xnew = regulaFalsiStep(x0, x1, f0, f1);
 		double fnew = f(xnew);
 // 		cout << "xnew = " << xnew << "    fnew = " << fnew << endl;