1 files changed, 0 insertions, 1 deletions
diff --git a/lib/obv.c b/lib/obv.c
index 3765ba3..33bb7a7 100644
--- a/lib/obv.c
+++ b/lib/obv.c
@@ -31,7 +31,6 @@ int ts_obv(
 	TS_PROLOGUE( ts_obv_p );
 	(void)c;
 	TS_CHECK_INPUT(x, x_n, n);
-    if (n == 0) return -1;
 
     fp_t obv = 0;
     y[0][0] = 0;