From 1f4a944064bc42284c33e6b755353d191cf288e8 Mon Sep 17 00:00:00 2001
From: astrojhgu <astrojhgu@ed2142bd-67ad-457f-ba7c-d818d4011675>
Date: Mon, 15 Dec 2008 07:26:12 +0000
Subject: git-svn-id: file:///home/svn/opt_utilities@1
 ed2142bd-67ad-457f-ba7c-d818d4011675

---
 models/nfw1d.hpp | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 models/nfw1d.hpp

(limited to 'models/nfw1d.hpp')

diff --git a/models/nfw1d.hpp b/models/nfw1d.hpp
new file mode 100644
index 0000000..9c2dfd4
--- /dev/null
+++ b/models/nfw1d.hpp
@@ -0,0 +1,45 @@
+#ifndef NFW_MODEL_H_
+#define NFW_MODEL_H_
+#include <core/fitter.hpp>
+#include <cmath>
+#include <iostream>
+namespace opt_utilities
+{
+  template <typename T>
+  class nfw1d
+    :public model<T,T,std::vector<T>,std::string>
+  {
+  private:
+    model<T,T,std::vector<T> >* do_clone()const
+    {
+      return new nfw1d<T>(*this);
+    }
+  public:
+    nfw1d()
+    {
+      this->push_param_info(param_info<std::vector<T> >("rho0",1.));
+      this->push_param_info(param_info<std::vector<T> >("rs",1.));
+    }
+
+
+    T do_eval(const T& x,const std::vector<T>& param)
+    {
+      T rho0=get_element(param,0);
+      T rs=get_element(param,1);
+      
+
+      return rho0/(x/rs*(1+x/rs)*(1+x/rs));
+    }
+
+    std::string do_to_string()const
+    {
+      return "NFW model\n"
+	"y=rho0/(r/rs*(1+r/rs)^2\n";
+    }
+  };
+};
+
+
+
+#endif
+//EOF
-- 
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