diff --git a/serial_csr/csr_sparse_matrix.h b/serial_csr/csr_sparse_matrix.h
deleted file mode 100644
index 1eb8b81..0000000
--- a/serial_csr/csr_sparse_matrix.h
+++ /dev/null
@@ -1,31 +0,0 @@
-#ifndef CSR_SPARSE_MATRIX_H	/* Include guard */
-#define CSR_SPARSE_MATRIX_H
-
-#include <stdbool.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-typedef struct csrSparseMatrix {
-	double* values;
-	int* rowaccInd;   				//without the first cell, always 0
-	int* columnIndexes;
-	int size;						//no. of rows
-	int nnz;						//no. of non zero elements
-
-} CsrSparseMatrix;
-
-CsrSparseMatrix initCsrSparseMatrix();
-void allocMemoryForElements (CsrSparseMatrix *sparseMatrix, int size, int nnz);
-void addElements(CsrSparseMatrix *sparseMatrix, int *fileFromMatrix, int *FileToMatrix);
-void zeroOutRow(CsrSparseMatrix *sparseMatrix, int row);
-void zeroOutColumn(CsrSparseMatrix *sparseMatrix, int column);
-int *getRowIndexes(CsrSparseMatrix sparseMatrix, int row, int *rowSize);
-void transposeSparseMatrix(CsrSparseMatrix *sparseMatrix);
-void csrSparseMatrixVectorMultiplication(CsrSparseMatrix sparseMatrix, double *vector,
-	double **product, int vectorSize);
-void destroyCsrSparseMatrix(CsrSparseMatrix *sparseMatrix);
-void printCsrSparseMatrix(CsrSparseMatrix sparseMatrix);
-
-#endif	// CSR_SPARSE_MATRIX_H
\ No newline at end of file