/usr/share/doc/ruby-gsl/examples/linalg/HH_narray.rb is in ruby-gsl 2.1.0.3+dfsg1-1build1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 | #!/usr/bin/env ruby
require("gsl")
include GSL::Linalg
m = NMatrix[[0.18, 0.60, 0.57, 0.96], [0.41, 0.24, 0.99, 0.58],
[0.14, 0.30, 0.97, 0.66], [0.51, 0.13, 0.19, 0.85]]
b = NVector[1.0, 2, 3, 4]
p HH.solve(m, b)
p b
HH.svx(m, b)
p b
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