From 45ee37fde605109d3a0db7a8b48ce0ab52269871 Mon Sep 17 00:00:00 2001
From: Yong-Dian Jian <ydjian@gmail.com>
Date: Thu, 2 Feb 2012 17:49:08 +0000
Subject: [PATCH] in progress: reviving pcg solvers

---
 gtsam/linear/IterativeSolver.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gtsam/linear/IterativeSolver.h b/gtsam/linear/IterativeSolver.h
index 3be67789b..7fbcfaa55 100644
--- a/gtsam/linear/IterativeSolver.h
+++ b/gtsam/linear/IterativeSolver.h
@@ -18,6 +18,7 @@
 
 #pragma once
 
+#include <gtsam/linear/GaussianFactorGraph.h>
 #include <gtsam/inference/VariableIndex.h>
 #include <gtsam/linear/VectorValues.h>
 #include <gtsam/linear/IterativeOptimizationParameters.h>