Used forward declaration in vector.h

Also added tag 'Matrix' to struct 'Matrix'. Makes forwards declaration
available for 'Matrix'.
Avoids having to import matrix.h in vector.h (and the other way around),
when accessing matrix functionality.

1 files changed, 1 insertions, 0 deletions

diff --git a/vector.c b/vector.c
index 0ea8152..48b1901 100644
--- a/vector.c
+++ b/vector.c
@@ -1,5 +1,6 @@
 #include "vector.h"
 
+#include "matrix.h"
 #include "utils.h"
 
 #include <math.h>