From 7f7618dd0735f9bc8ab276a6994da812e8c733a6 Mon Sep 17 00:00:00 2001 From: Matthias Felleisen Date: Wed, 13 Jul 2011 18:00:35 -0400 Subject: [PATCH] small edit to doc of atan; Closes PR 12039 (cherry picked from commit 03dc212d61babec305209832dd4c9a5c1afd9271) --- collects/lang/private/beginner-funs.rkt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/collects/lang/private/beginner-funs.rkt b/collects/lang/private/beginner-funs.rkt index a7973a1cb4..27dc2860df 100644 --- a/collects/lang/private/beginner-funs.rkt +++ b/collects/lang/private/beginner-funs.rkt @@ -73,8 +73,8 @@ "Evaluates the arcsine (inverse of sin) of a number.") (acos (number -> number) "Evaluates the arccosine (inverse of cos) of a number.") - (atan (number -> number) - "Evaluates the arctan (inverse of tan) of a number.") + (atan (number [number] -> number) + "Evaluates the arctan of the given number or the ratio of the two given numbers.") (sinh (number -> number) "Evaluates the hyperbolic sine of a number.")