1 files changed, 3 insertions, 0 deletions
diff --git a/km.h b/km.h
index 1d00d50..9a58a6d 100644
--- a/km.h
+++ b/km.h
@@ -64,6 +64,9 @@ void km_set_fini(km_set_t * const);
 // append rows to data set, growing set if necessary
 _Bool km_set_push(km_set_t *, const size_t, const float *, const int *);
 
+// deep copy data set
+_Bool km_set_copy(km_set_t * const, const km_set_t * const);
+
 // normalize data set
 _Bool km_set_normalize(km_set_t * const);