From dee33ee98b370ace1f02b92b1092af888181e818 Mon Sep 17 00:00:00 2001
From: tompng <tomoyapenguin@gmail.com>
Date: Sat, 10 May 2025 22:39:53 +0900
Subject: [PATCH] Remove outdated BigMath.atan document that referrs to
 convergence

---
 lib/bigdecimal/math.rb | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/bigdecimal/math.rb b/lib/bigdecimal/math.rb
index 0b9d0648..3ab84d84 100644
--- a/lib/bigdecimal/math.rb
+++ b/lib/bigdecimal/math.rb
@@ -7,13 +7,12 @@
 #   sqrt(x, prec)
 #   sin (x, prec)
 #   cos (x, prec)
-#   atan(x, prec)  Note: |x|<1, x=0.9999 may not converge.
+#   atan(x, prec)
 #   PI  (prec)
 #   E   (prec) == exp(1.0,prec)
 #
 # where:
 #   x    ... BigDecimal number to be computed.
-#            |x| must be small enough to get convergence.
 #   prec ... Number of digits to be obtained.
 #++
 #