From 348a46f9c101feeef0479539bb956edb57b2e785 Mon Sep 17 00:00:00 2001
From: Daniel Hofstetter <daniel.hofstetter@42dh.com>
Date: Tue, 28 Oct 2014 15:07:22 +0100
Subject: [PATCH] Remove double negation from sqrt's doc comment

---
 src/libcore/num/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libcore/num/mod.rs b/src/libcore/num/mod.rs
index 3dceb42e206..56e5cd34bd1 100644
--- a/src/libcore/num/mod.rs
+++ b/src/libcore/num/mod.rs
@@ -1502,7 +1502,7 @@ pub trait Float: Signed + Primitive {
 
     /// Take the square root of a number.
     ///
-    /// Returns NaN if `self` is not a non-negative number.
+    /// Returns NaN if `self` is a negative number.
     fn sqrt(self) -> Self;
     /// Take the reciprocal (inverse) square root of a number, `1/sqrt(x)`.
     fn rsqrt(self) -> Self;