File talk:Complex numbers conjugation.png
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This file was marked as equivalent to w:Image:Complex_numbers_conjugation.png from en.wikipedia.org according to the NowCommons tag.
This is the edit history for that file's page:
- [2005-10-24T03:45:33Z] Oleg Alexandrov (Made by myself with matlab.)
- [2005-10-24T04:58:40Z] Oleg Alexandrov (source code)
- [2005-10-24T04:59:38Z] Oleg Alexandrov (fix bug)
- [2006-10-12T02:05:16Z] Cinxx
Original title:
- Complex_numbers_conjugation.png
Upload log:
- (del) (cur) 03:45, 24 October 2005 . . Oleg Alexandrov (Talk | contribs) . . 236×238 (4,756 bytes) (Made by myself with matlab. )
Text:
== Summary ==
Made by myself with matlab.
== Licensing ==
{{PD-self}}
==Source code==
<pre><nowiki> function main () % set up the plotting window thickness=2.8; fs=30; d=0.005; red=[1, 0, 0]; green=[0, 1, 0]; blue=[0, 0, 1]; figure(1); clf; hold on; axis equal; axis off; i=sqrt(-1); z1=0; z2=1; z3=2+i; plot_seg(z1, z2, red, thickness); plot_seg(z2, z3, green, thickness); plot_seg(z3, z1, blue, thickness); pt (z1, fs, 4, d, '0'); pt (z2, fs, 0, d, '1'); pt (z3, fs, 1, d, 'A'); z1=0; z2=1; z3=2-i; plot_seg(z1, z2, red, thickness); plot_seg(z2, z3, green, thickness); plot_seg(z3, z1, blue, thickness); pt (z3, fs, 7, d, 'X'); saveas(gcf, 'Complex_numbers_conjugation.eps', 'psc2') % convert from eps to png with the shell command % convert -antialias -density 400 -scale 20% Complex_numbers_conjugation.eps Complex_numbers_conjugation.png function plot_seg(z1, z2, color, thickness); plot( [real(z1), real(z2)], [imag(z1), imag(z2)], 'color', color, 'linewidth', thickness ); function pt (z, fs, pos, d, tx) p=cos(pi/4)+sqrt(-1)*sin(pi/4); z = z + p^pos * d * fs; shiftx=0.0003; shifty=0.002; x = real (z); y=imag(z); H=text(x+shiftx*fs, y+shifty*fs, tx); set(H, 'fontsize', fs, 'HorizontalAlignment', 'c', 'VerticalAlignment', 'c') </nowiki>
