matrix.rb

require 'statsample'

def sum(l)

	t = 0.0
	l.each { |x| t += x }
	return t
end


raise if (ARGV[0].nil?)

d = "out/#{ARGV[0]}"
l = Dir.glob("#{d}/*").select { |x| x =~ /out\d+.txt$/}
n = l.size

i = n - 1
a = Kernel.eval(File.open("#{d}/out#{i}.txt").readlines[0])
	
l = a['lb'].map { |x| x.size }

raise if (sum(l) != 0)

vx = a['v']
vxn = Hash[[vx + ['c'], (0..vx.size).to_a].transpose]

am = (1..vx.size).map { [0] * vx.size }

vx.each \
{
	|x|
	(vx + ['c']).each \
	{
		|y|
		am[vxn[x]][vxn[y]] = a[x][y] if (!a[x][y].nil?)
	}
}
am = am.transpose
b = am.pop
am = am.transpose
p(vx)
p(am)
p(b)

p(Matrix[*am].eigenvalues)