File: log.rb

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ruby-gsl 2.1.0.3%2Bdfsg1-6
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#!/usr/bin/env ruby
# Turn on warnings
$-w = true

require 'irb/xmp'
require 'gsl'

# Apparently, IRB::Frame has a bug that prevents the defaults from working, so
# an XMP instance must be created explicitly this way instead of using the
# otherwise convenient xmp method.
XMP.new(IRB::Frame.top(-1)).puts <<END
# Create test Vector containing the first few powers of 10
v = GSL::Vector[1, 10, 100, 1000, 10000]

# Take log10 of v
v.log10
END