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# Tony LELIEVRE. 23 / 03 / 04 #
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#
# To be used with gnuplot.
#
# Syntax:
# gnuplot
# call 'disp.gnuplot' number_of_test_case
#
# with number_of_test_case=1,2 or 3.
#
# See Reference solution, Figure 2, 3, 4.
#
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