init

P2/main.cpp

@@ -0,0 +1,41 @@
+#include <math.h>
+#include "CMyVektor.h"
+#include "CMyMatrix.h"
+
+using namespace std;
+
+// f( [x,y] ) = sin(x * y) + sin(x) + cos(y)
+double ff(CMyVektor X) {
+	double x = X[0];
+	double y = X[1];
+
+	return (sin(x * y) + sin(x) + cos(y));
+}
+
+// g( [x,y,z] ) = -(2x^2 - 2xy + y^2 + z^2 - 2x - 4z)
+double gg(CMyVektor X) {
+	double x = X[0];
+	double y = X[1];
+	double z = X[2];
+
+	return -(2 * pow(x, 2) - 2 * x * y + pow(y, 2) + pow(z, 2) - 2 * x - 4 * z);
+}
+
+CMyVektor f(CMyVektor x) {
+	CMyVektor result(3); // da f: R^4 -> R^3
+	result[0] = x[0] * x[1] * exp(x[2]);
+	result[1] = x[1] * x[2] * x[3];
+	result[2] = x[3];
+	return result;
+}
+
+int main() {
+
+	cout << "Aufgabe_2 :\n" << jacobi(CMyVektor{ {1, 2, 0, 3} },
+		[](CMyVektor x) -> CMyVektor { return { {x[0] * x[1] * exp(x[2]), x[1] * x[2] * x[3], x[3]} }; })
+		<< endl;
+
+	newtonverfahren({ {1, 1} },
+        [](CMyVektor x) -> CMyVektor { return { {pow(x[0], 3) * pow(x[1], 3) - 2 * x[1], x[0] - 2} }; });
+    return 0;
+}