diff --git a/serial_csr/lil_sparse_matrix.c b/serial_csr/lil_sparse_matrix.c
deleted file mode 100644
index 61777ea..0000000
--- a/serial_csr/lil_sparse_matrix.c
+++ /dev/null
@@ -1,76 +0,0 @@
-#include "lil_sparse_matrix.h"
-
-LilSparseMatrix createLilSparseMatrix() {
-	LilSparseMatrix sparseMatrix;
-	sparseMatrix.elements = 0;
-	sparseMatrix.firstElement = NULL;
-	sparseMatrix.lastElement = NULL;
-	return sparseMatrix;
-}
-
-void apendElement(LilSparseMatrix *sparseMatrix, double value, int row, int column) {
-	// Creates the new element
-	LilSparseMatrixElement *newElement = (LilSparseMatrixElement *) malloc(sizeof(LilSparseMatrixElement));
-	newElement->value = value;
-	newElement->rowIndex = row;
-	newElement->columnIndex = column;
-	newElement->nextElement = NULL;
-
-	if (sparseMatrix->firstElement == NULL) {
-		// Sparse matrix is empty, this is the first element
-		sparseMatrix->firstElement = newElement;
-		sparseMatrix->lastElement = newElement;
-	} else {
-		//Gets last element of the matrix
-		LilSparseMatrixElement *lastElement = sparseMatrix->lastElement;
-
-		lastElement->nextElement = newElement;
-		sparseMatrix->lastElement = newElement;
-	}
-
-	sparseMatrix->elements = sparseMatrix->elements + 1;
-}
-
-void lilSparseMatrixVectorMultiplication(LilSparseMatrix sparseMatrix,
-	double *vector, double **product, int vectorSize) {
-	// Initializes the elements of the product vector to zero
-	for (int i=0; i<vectorSize; ++i) {
-		(*product)[i] = 0;
-	}
-
-	LilSparseMatrixElement *element = sparseMatrix.firstElement;
-	for (int i=0; i<sparseMatrix.elements; ++i) {
-		int row = element->rowIndex, column = element->columnIndex;
-
-		if (row >= vectorSize) {
-			printf("Error at sparseMatrixVectorMultiplication. Matrix has more rows than vector!\n");
-			printf("row = %d\n", row);
-			exit(EXIT_FAILURE);
-		}
-
-		(*product)[row] = (*product)[row] + element->value * vector[column];
-		element = element->nextElement;
-	}
-}
-
-void destroyLilSparseMatrix(LilSparseMatrix *sparseMatrix) {
-	LilSparseMatrixElement *currentElement = sparseMatrix->firstElement;
-	while (currentElement != NULL) {
-		LilSparseMatrixElement *toDelete = currentElement;
-		currentElement = currentElement->nextElement;
-		free(toDelete);
-	}
-}
-
-void printLilSparseMatrix(LilSparseMatrix sparseMatrix) {
-	if (sparseMatrix.elements == 0) {
-		return;
-	}
-
-	LilSparseMatrixElement *currentElement = sparseMatrix.firstElement;
-	for (int i=0; i<sparseMatrix.elements; ++i) {
-		printf("[%d,%d] = %f\n", currentElement->rowIndex,
-			currentElement->columnIndex, currentElement->value);
-		currentElement = currentElement->nextElement;
-	}
-}
\ No newline at end of file