Obrázok:Complex numbers addition.png
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Complex_numbers_addition.png (468 × 473 pixel, file size: 16 KB, MIME type: image/png)
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Contents |
[edit] Summary
Made by myself with matlab.
[edit] Licensing
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This image has been (or is hereby) released into the public domain by its author, Oleg Alexandrov at the English Wikipedia project. This applies worldwide. In case this is not legally possible: |
[edit] Source code
function main () % set up the plotting window thickness=2.5; fs=30; d=0.004; 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+0.2*i; z3=0.4+1.2*i; plot_seg(z1, z2, red, thickness); plot_seg(z2, z3, green, thickness); plot_seg(z3, z1, blue, thickness); pt (z1, fs, 5, d, '0'); pt (z2, fs, 7, d, 'A'); pt (z3, fs, 3, d, 'B'); pt (z2+z3, fs, 1, d, 'X'); t=z2; z1=z2+z3; z2=z3; z3=t; plot_seg(z1, z2, red, thickness); plot_seg(z2, z3, green, thickness); plot_seg(z3, z1, blue, thickness); saveas(gcf, 'Complex_numbers_addition.eps', 'psc2') % convert from eps to png with shell command % convert -antialias -density 400 -scale 20% Complex_numbers_addition.eps Complex_numbers_addition.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')
date/time | username | edit summary |
---|---|---|
04:43, 24 October 2005 | en:User:Oleg Alexandrov | (source code) |
03:44, 24 October 2005 | en:User:Oleg Alexandrov | (Made by myself with matlab.) |
[edit] Historio de la dosiero
Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version.
Click on date to download the file or see the image uploaded on that date.
- (del) (cur) 04:36, 24 October 2005 . . en:User:Oleg_Alexandrov Oleg Alexandrov ( en:User_talk:Oleg_Alexandrov Talk) . . 468x473 (16254 bytes) (Made by myself with matlab. )
- (del) (rev) 04:34, 24 October 2005 . . en:User:Oleg_Alexandrov Oleg Alexandrov ( en:User_talk:Oleg_Alexandrov Talk) . . 234x237 (6597 bytes) (Made by myself with matlab. )
- (del) (rev) 04:28, 24 October 2005 . . en:User:Oleg_Alexandrov Oleg Alexandrov ( en:User_talk:Oleg_Alexandrov Talk) . . 168x236 (6146 bytes) (Made by myself with matlab. )
- (del) (rev) 04:26, 24 October 2005 . . en:User:Oleg_Alexandrov Oleg Alexandrov ( en:User_talk:Oleg_Alexandrov Talk) . . 130x236 (4374 bytes) (Made by myself with matlab. )
- (del) (rev) 03:44, 24 October 2005 . . en:User:Oleg_Alexandrov Oleg Alexandrov ( en:User_talk:Oleg_Alexandrov Talk) . . 244x148 (4471 bytes) (Made by myself with matlab. )
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