Merge pull request #956 from facorread/patch-1

Rounding error fix on WeightedIndex::update_weights()
rust-random · Mar 27, 2020 · 2962dea · 2962dea
2 parents d0a584c + 4679f05
commit 2962dea
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/distributions/weighted_index.rs b/src/distributions/weighted_index.rs
@@ -174,7 +174,7 @@ impl<X: SampleUniform + PartialOrd> WeightedIndex<X> {
             total_weight += w;
             prev_i = Some(i);
         }
-        if total_weight == zero {
+        if total_weight <= zero {
             return Err(WeightedError::AllWeightsZero);
         }