From 562ba9a9b6efd8cc27fc506f83b1125c2cfa4619 Mon Sep 17 00:00:00 2001 From: Elizabeth Hunt Date: Mon, 30 Oct 2023 19:07:43 -0600 Subject: hw 5 --- inc/lizfcm.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'inc/lizfcm.h') diff --git a/inc/lizfcm.h b/inc/lizfcm.h index 12c1278..24b7fa9 100644 --- a/inc/lizfcm.h +++ b/inc/lizfcm.h @@ -25,6 +25,8 @@ extern double l2_distance(Array_double *v1, Array_double *v2); extern double l1_distance(Array_double *v1, Array_double *v2); extern double linf_distance(Array_double *v1, Array_double *v2); extern Array_double *copy_vector(Array_double *v1); +extern Array_double *add_element(Array_double *v, double x); +extern Array_double *slice_element(Array_double *v, size_t x); extern void free_vector(Array_double *v); extern void format_vector_into(Array_double *v, char *s); extern int vector_equal(Array_double *a, Array_double *b); @@ -33,11 +35,15 @@ extern Matrix_double *put_identity_diagonal(Matrix_double *m); extern Matrix_double **lu_decomp(Matrix_double *m); extern Array_double *bsubst(Matrix_double *u, Array_double *b); extern Array_double *fsubst(Matrix_double *l, Array_double *b); -extern Array_double *solve_matrix(Matrix_double *m, Array_double *b); +extern Array_double *solve_matrix_lu_bsubst(Matrix_double *m, Array_double *b); +extern Matrix_double *gaussian_elimination(Matrix_double *m); +extern Array_double *solve_matrix_gaussian(Matrix_double *m, Array_double *b); extern Array_double *m_dot_v(Matrix_double *m, Array_double *v); extern Matrix_double *m_dot_m(Matrix_double *a, Matrix_double *b); extern Array_double *col_v(Matrix_double *m, size_t x); extern Matrix_double *copy_matrix(Matrix_double *m); +extern Matrix_double *add_column(Matrix_double *m, Array_double *col); +extern Matrix_double *slice_column(Matrix_double *m, size_t col); extern void free_matrix(Matrix_double *m); extern void format_matrix_into(Matrix_double *m, char *s); extern int matrix_equal(Matrix_double *a, Matrix_double *b); -- cgit v1.2.3-70-g09d2