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author | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-25 15:02:05 +0000 |
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committer | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-25 15:02:05 +0000 |
commit | 0dc342de848a642ecce8db697b8fecd83a63e117 (patch) | |
tree | 2b7ed4724aff1f86073e4740134bda9c4aac1a39 /trunk/ext/bigdecimal/sample/pi.rb | |
parent | ef70cf7138ab8034b5b806f466e4b484b24f0f88 (diff) |
added tag v1_9_0_4
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'trunk/ext/bigdecimal/sample/pi.rb')
-rw-r--r-- | trunk/ext/bigdecimal/sample/pi.rb | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/trunk/ext/bigdecimal/sample/pi.rb b/trunk/ext/bigdecimal/sample/pi.rb new file mode 100644 index 0000000000..2f7dd27d60 --- /dev/null +++ b/trunk/ext/bigdecimal/sample/pi.rb @@ -0,0 +1,20 @@ +#!/usr/local/bin/ruby + +# +# pi.rb +# +# Calculates 3.1415.... (the number of times that a circle's diameter +# will fit around the circle) using J. Machin's formula. +# + +require "bigdecimal" +require "bigdecimal/math.rb" + +include BigMath + +if ARGV.size == 1 + print "PI("+ARGV[0]+"):\n" + p PI(ARGV[0].to_i) +else + print "TRY: ruby pi.rb 1000 \n" +end |