diff --git a/SCE/SCE/SCE.cpp b/SCE/SCE/SCE.cpp
index 5dae522..81ada93 100644
--- a/SCE/SCE/SCE.cpp
+++ b/SCE/SCE/SCE.cpp
@@ -1,6 +1,7 @@
 #include "3d.h"
 #include <iostream>
 #include "lgs.h"
+#include "nlgs.h"
 using namespace std;
 
 void cylinder();
@@ -39,6 +40,7 @@ void cylinder()
 	cylinder.compute_options();
 
 }
+
 void lgs()
 {
 	LGS lgs;
@@ -47,6 +49,7 @@ void lgs()
 	cout << lgs.cramer();
 	cout << endl;
 }
+
 void nlgs()
 {
 	
diff --git a/SCE/SCE/nlgs.cpp b/SCE/SCE/nlgs.cpp
index 4bd4481..e491d54 100644
--- a/SCE/SCE/nlgs.cpp
+++ b/SCE/SCE/nlgs.cpp
@@ -53,6 +53,17 @@ long double  nlgs::newton(long double start, int limit)
 	return x;
 }
 
+long double nlgs::secant(long double A, long double B, int limit)
+{
+	long double a = A, b = B;
+	for (int i = limit; i--;)
+	{
+		
+	}
+	return a;
+}
+
+
 
 
 
diff --git a/SCE/SCE/nlgs.h b/SCE/SCE/nlgs.h
index c1edab5..e05b7de 100644
--- a/SCE/SCE/nlgs.h
+++ b/SCE/SCE/nlgs.h
@@ -10,7 +10,7 @@ public:
 	long double bisektion(long double, long double, int);		//a, b, number of iterations
 	long double fixedpoint(long double, int);					//start, number of iterations
 	long double newton(long double, int);						//start, number of iterations
-	long double secant();
+	long double secant(long double, long double, int);			//a, b, number of iterations
 	nlgs(){};
 	~nlgs(){};
 };