Fixes stddev.rs calculation. Prevents calculation for < 2 values

constellation-rs · Aug 7, 2020 · 34d1827 · 34d1827
1 parent a69cbc4
commit 34d1827
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/amadeus-core/src/par_sink/stddev.rs b/amadeus-core/src/par_sink/stddev.rs
@@ -70,6 +70,7 @@ impl FolderSync<f64> for SDFolder<StepA> {
 			state.sd = state.variance.sqrt()
 		} else {
 			state.variance = f64::NAN;
+			state.sd = f64::NAN
 		}
 	}