From 538587b81fa2b19787e65ada333d5208b3802cea Mon Sep 17 00:00:00 2001
From: Andrea Cavalli <andrea@warp.ovh>
Date: Mon, 2 Dec 2019 13:01:19 +0100
Subject: [PATCH] fix

---
 src/moments/variance0.rs | 2 +-
 src/moments/variance1.rs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/moments/variance0.rs b/src/moments/variance0.rs
index f0daeba..099bf38 100644
--- a/src/moments/variance0.rs
+++ b/src/moments/variance0.rs
@@ -86,7 +86,7 @@ impl Variance0 {
         if self.avg.len() < 1 + ddof as u64 {
             return 0.;
         }
-        self.sum_2 / f64::approx_from(self.avg.len() - ddof).unwrap()
+        self.sum_2 / f64::approx_from(self.avg.len() - ddof as u64).unwrap()
     }
 
     /// Calculate the population variance of the sample.
diff --git a/src/moments/variance1.rs b/src/moments/variance1.rs
index 5b2d8e6..d2eb8f9 100644
--- a/src/moments/variance1.rs
+++ b/src/moments/variance1.rs
@@ -86,7 +86,7 @@ impl Variance1 {
         if self.avg.len() < 1 + ddof as u64 {
             return 0.;
         }
-        self.sum_2 / f64::approx_from(self.avg.len() - ddof).unwrap()
+        self.sum_2 / f64::approx_from(self.avg.len() - ddof as u64).unwrap()
     }
 
     /// Calculate the population variance of the sample.