From 67688e30f4a5b3abfe34b3f96fd53168e3081242 Mon Sep 17 00:00:00 2001
From: astrojhgu <astrojhgu@ed2142bd-67ad-457f-ba7c-d818d4011675>
Date: Sun, 29 Nov 2009 16:31:34 +0000
Subject: git-svn-id: file:///home/svn/opt_utilities@99
 ed2142bd-67ad-457f-ba7c-d818d4011675

---
 misc/optvec.hpp | 40 ++++++++++++++++++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 2 deletions(-)

diff --git a/misc/optvec.hpp b/misc/optvec.hpp
index 27fafde..925040d 100644
--- a/misc/optvec.hpp
+++ b/misc/optvec.hpp
@@ -97,6 +97,18 @@ namespace opt_utilities
 	result[i]=x1[i]-x2;
       }
     return result;
+  }  
+  
+  template<typename T>
+  optvec<T> operator-(const optvec<T>& x1)
+  {
+    
+    optvec<T> result(x1.size());
+    for(size_t i=0;i!=x1.size();++i)
+      {
+	result[i]=-x1[i];
+      }
+    return result;
   }
   
   
@@ -192,6 +204,18 @@ namespace opt_utilities
     return result;
   }
 
+  template<typename T>
+  optvec<T> operator/(const T& x1,const optvec<T>& x2)
+  {
+    
+    optvec<T> result(x1.size());
+    for(size_t i=0;i!=x1.size();++i)
+      {
+	result[i]=x1/x2[i];
+      }
+    return result;
+  }
+
   template<typename T>
   optvec<T>& operator/=(optvec<T>& x1,const optvec<T>& x2)
   {
@@ -240,9 +264,9 @@ namespace opt_utilities
 
 
 #define DEF_VEC_FUNC(_func) template <typename T>		\
-  std::vector<T> _func(const opt_utilities::optvec<T>& x)	\
+  opt_utilities::optvec<T> _func(const opt_utilities::optvec<T>& x)	\
   {								\
-    std::vector<T> result(x.size());				\
+    opt_utilities::optvec<T> result(x.size());		\
     for(int i=0;i!=result.size();++i)				\
       {								\
 	result[i]=_func(x[i]);					\
@@ -256,6 +280,18 @@ namespace std
   DEF_VEC_FUNC(cos);
   DEF_VEC_FUNC(log);
   DEF_VEC_FUNC(sqrt);
+  DEF_VEC_FUNC(exp);
+  template<typename T>
+  opt_utilities::optvec<T> pow(const opt_utilities::optvec<T>& x,const T& y)
+  {
+    opt_utilities::optvec<T> result(x.size()); 
+    for(int i=0;i!=result.size();++i)	       
+      {			
+	result[i]=pow(x[i],y);
+      }
+    return result;	
+  }
+
 }
 
 
-- 
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