From 28fe184f2fea5031f352cf73fc30b99b5cde8f6f Mon Sep 17 00:00:00 2001
From: Guillaume Horel <guillaume.horel@serenitascapital.com>
Date: Wed, 13 Apr 2016 11:34:19 -0400
Subject: replace unary_function by function

---
 src/stratified_sampling.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/stratified_sampling.hpp')

diff --git a/src/stratified_sampling.hpp b/src/stratified_sampling.hpp
index 9175f75..1ab1126 100644
--- a/src/stratified_sampling.hpp
+++ b/src/stratified_sampling.hpp
@@ -3,6 +3,7 @@
 #include <iostream>
 #include "var_alea.hpp"
 #include <gsl/gsl_cdf.h>
+#include <functional>
 
 using namespace std;
 
@@ -180,7 +181,7 @@ pair<double,double> stratified_sampling<L>::estimator() const {
 }
 
 template <typename Fct>
-struct exponential_tilt : public std::unary_function<std::vector<double>, double>
+struct exponential_tilt : public std::function<double(std::vector<double>)>
 {
     exponential_tilt(std::vector<double> mu, Fct f) : mu(mu), f(f){
         norm_mu = 0;
-- 
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