diff --git a/matrix.c b/matrix.c
index ad00628..d1c4bd1 100644
--- a/matrix.c
+++ b/matrix.c
@@ -6,22 +6,28 @@
 
 Matrix createMatrix(unsigned int rows, unsigned int cols)
 {
-    
+    Matrix matrix = { rows , cols };
+
+    matrix.matrixptr = malloc((sizeof(MatrixType)*rows*cols));
+
+    return matrix;
 }
 
 void clearMatrix(Matrix *matrix)
 {
-    
+   free(*matrix);
 }
 
 void setMatrixAt(MatrixType value, Matrix matrix, unsigned int rowIdx, unsigned int colIdx)
 {
-    
+    *(matrix.matrixptr+(rowIdx*colIdx)) = value;
 }
 
 MatrixType getMatrixAt(const Matrix matrix, unsigned int rowIdx, unsigned int colIdx)
 {
-    
+    MatrixType value;
+    matrix[rowIdx][colIdx] = value;
+    return value;
 }
 
 Matrix add(const Matrix matrix1, const Matrix matrix2)
diff --git a/matrix.h b/matrix.h
index cc640d1..41ae1dd 100644
--- a/matrix.h
+++ b/matrix.h
@@ -5,6 +5,11 @@
 
 typedef float MatrixType;
 
+typedef struct{
+    unsigned int rows;
+    unsigned int cols;
+    int *martix_ptr;
+}Matrix;
 // TODO Matrixtyp definieren