From: Russ Cox <rsc@golang.org>
Date: Mon, 25 Mar 2013 21:01:40 +0000 (-0400)
Subject: math: make Hypot special cases look like others
X-Git-Tag: go1.1rc2~347
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=60a1f54d6b45e71022af91c84eb39916928e46e1;p=gostls13.git

math: make Hypot special cases look like others

The edit makes Hypot's description match the form
used in the other routines in this package.

R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/8003046
---

diff --git a/src/pkg/math/hypot.go b/src/pkg/math/hypot.go
index 3846e6d87d..2087cb05b3 100644
--- a/src/pkg/math/hypot.go
+++ b/src/pkg/math/hypot.go
@@ -12,8 +12,10 @@ package math
 // unnecessary overflow and underflow.
 //
 // Special cases are:
-//	Hypot(p, q) = +Inf if p or q is infinite
-//	Hypot(p, q) = NaN if p or q is NaN
+//	Hypot(±Inf, q) = +Inf
+//	Hypot(p, ±Inf) = +Inf
+//	Hypot(NaN, q) = NaN
+//	Hypot(p, NaN) = NaN
 func Hypot(p, q float64) float64
 
 func hypot(p, q float64) float64 {