diff --git a/matrix.h b/matrix.h
index cc640d1..1c52638 100644
--- a/matrix.h
+++ b/matrix.h
@@ -7,6 +7,12 @@ typedef float MatrixType;
 
 // TODO Matrixtyp definieren
 
+typedef struct
+{
+    unsigned int rows;
+    unsigned int cols;
+    MatrixType *data;
+}Matrix;
 
 Matrix createMatrix(unsigned int rows, unsigned int cols);
 void clearMatrix(Matrix *matrix);