From 1935e3035a7fb62310da0634858c62df7f29ac24 Mon Sep 17 00:00:00 2001
From: Ian Bell <ian.h.bell@gmail.com>
Date: Thu, 11 Feb 2016 08:10:28 -0700
Subject: [PATCH] sqrt(2.0) instead of sqrt(2) to placate MSVC

---
 src/Backends/Cubics/GeneralizedCubic.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Backends/Cubics/GeneralizedCubic.h b/src/Backends/Cubics/GeneralizedCubic.h
index 916ead76..36b08699 100644
--- a/src/Backends/Cubics/GeneralizedCubic.h
+++ b/src/Backends/Cubics/GeneralizedCubic.h
@@ -436,12 +436,12 @@ public:
                  std::vector<double> pc, 
                  std::vector<double> acentric,
                  double R_u) 
-        : AbstractCubic(Tc, pc, acentric, R_u, 1+sqrt(2), 1-sqrt(2)) {};
+        : AbstractCubic(Tc, pc, acentric, R_u, 1+sqrt(2.0), 1-sqrt(2.0)) {};
     PengRobinson(double Tc, 
         double pc, 
         double acentric,
         double R_u) 
-        : AbstractCubic(std::vector<double>(1,Tc), std::vector<double>(1,pc), std::vector<double>(1,acentric), R_u, 1+sqrt(2), 1-sqrt(2)) {};
+        : AbstractCubic(std::vector<double>(1,Tc), std::vector<double>(1,pc), std::vector<double>(1,acentric), R_u, 1+sqrt(2.0), 1-sqrt(2.0)) {};
 
     virtual double a0_ii(std::size_t i);
     virtual double b0_ii(std::size_t i);