1 files changed, 5 insertions, 3 deletions
diff --git a/matrix.h b/matrix.h
index 76a3688..c4c11eb 100644
--- a/matrix.h
+++ b/matrix.h
@@ -19,6 +19,8 @@
 
 #define matrix_is_square(mat) ((mat)->m == (mat)->n)
 
+typedef struct Vector Vector;
+
 typedef enum {
     MATRIX_DIAG,
     MATRIX_TRIAG_UPPER,
@@ -83,10 +85,10 @@ bool matrix_eq(const Matrix *A, const Matrix *B, double tol);
 
 double matrix_norm_frob(const Matrix *mat);
 
-Matrix **matrix_LR(const Matrix *A, const Matrix *b);
+Matrix **matrix_LR(const Matrix *A, const Vector *b);
 
-Matrix *matrix_forwardel(const Matrix *L, const Matrix *b);
+Vector *matrix_forwardel(const Matrix *L, const Vector *b);
 
-Matrix *matrix_backsubst(const Matrix *R, const Matrix *y);
+Vector *matrix_backsubst(const Matrix *R, const Vector *y);
 
 #endif