My problem is the following: On my system (Linux Mint 14), the normal octave and gnuplot packages only produce completely black
bar diagrams:
I have tried to change the colours in any way I could imagine, but no avail:
bar(xbin, yy, 'barwidth', 1, 'facecolor', 'r', 'edgecolor', 'b');
xlabel('x_i');
ylabel('p_i');
print -deps bars.eps
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