From 74365313f7db803628c75644c558ca60a64768ff Mon Sep 17 00:00:00 2001 From: mrkn Date: Tue, 11 May 2010 05:11:59 +0000 Subject: * ext/bigdecimal/lib/bigdecimal/math.rb (atan), test/bigdecimal/test_bigmath.rb (test_atan): explicitly specify the precision for calculating a reciprocal number of an argument. [Bug #3267] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27734 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ext/bigdecimal/lib/bigdecimal/math.rb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'ext/bigdecimal') diff --git a/ext/bigdecimal/lib/bigdecimal/math.rb b/ext/bigdecimal/lib/bigdecimal/math.rb index eeffde4e68..07efcbe099 100644 --- a/ext/bigdecimal/lib/bigdecimal/math.rb +++ b/ext/bigdecimal/lib/bigdecimal/math.rb @@ -125,7 +125,7 @@ module BigMath x = -x if neg = x < 0 return pi.div(neg ? -2 : 2, prec) if x.infinite? return pi / (neg ? -4 : 4) if x.round(prec) == 1 - x = 1 / x if inv = x > 1 + x = BigDecimal("1").div(x, prec) if inv = x > 1 x = (-1 + sqrt(1 + x**2, prec))/x if dbl = x > 0.5 n = prec + BigDecimal.double_fig y = x -- cgit v1.2.3