2 files changed, 13 insertions, 0 deletions
diff --git a/libcrystfel/src/utils.c b/libcrystfel/src/utils.c
index b69a816d..ae423eed 100644
--- a/libcrystfel/src/utils.c
+++ b/libcrystfel/src/utils.c
@@ -97,6 +97,18 @@ void show_matrix(gsl_matrix *M)
 }
 
 
+void show_vector(gsl_vector *v)
+{
+	int i;
+
+	for ( i=0; i<v->size; i++ ) {
+		STATUS("[ ");
+		STATUS("%+9.3e ", gsl_vector_get(v, i));
+		STATUS("]\n");
+	}
+}
+
+
 static int check_eigen(gsl_vector *e_val, int verbose)
 {
 	int i;
diff --git a/libcrystfel/src/utils.h b/libcrystfel/src/utils.h
index 9683039e..82a9aa1c 100644
--- a/libcrystfel/src/utils.h
+++ b/libcrystfel/src/utils.h
@@ -74,6 +74,7 @@ extern "C" {
 
 extern void show_matrix_eqn(gsl_matrix *M, gsl_vector *v);
 extern void show_matrix(gsl_matrix *M);
+extern void show_vector(gsl_vector *M);
 extern gsl_vector *solve_svd(gsl_vector *v, gsl_matrix *M, int *n_filt,
                             int verbose);