diff --git a/serial_csr/lil_sparse_matrix.h b/serial_csr/lil_sparse_matrix.h
deleted file mode 100644
index 599cdae..0000000
--- a/serial_csr/lil_sparse_matrix.h
+++ /dev/null
@@ -1,29 +0,0 @@
-#ifndef LIL_SPARSE_MATRIX_H	/* Include guard */
-#define LIL_SPARSE_MATRIX_H
-
-#include <stdbool.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-typedef struct lilSparseMatrixElement {
-	double value;
-	int rowIndex, columnIndex;
-	struct lilSparseMatrixElement *nextElement;
-} LilSparseMatrixElement;
-
-typedef struct lilSparseMatrix {
-	int elements;
-	LilSparseMatrixElement *firstElement;
-	LilSparseMatrixElement *lastElement;
-} LilSparseMatrix;
-
-LilSparseMatrix createLilSparseMatrix();
-void apendElement(LilSparseMatrix *sparseMatrix, double value, int row,
-	int column);
-void lilSparseMatrixVectorMultiplication(LilSparseMatrix sparseMatrix,
-	double *vector, double **product, int vectorSize);
-void destroyLilSparseMatrix(LilSparseMatrix *sparseMatrix);
-void printLilSparseMatrix(LilSparseMatrix sparseMatrix);
-
-#endif	// LIL_SPARSE_MATRIX_H
\ No newline at end of file