diff options
Diffstat (limited to 'ruby_1_8_6/ext/bigdecimal/sample/pi.rb')
-rw-r--r-- | ruby_1_8_6/ext/bigdecimal/sample/pi.rb | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/ruby_1_8_6/ext/bigdecimal/sample/pi.rb b/ruby_1_8_6/ext/bigdecimal/sample/pi.rb new file mode 100644 index 0000000000..2f7dd27d60 --- /dev/null +++ b/ruby_1_8_6/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 |