Dosiero:Complex numbers multiplication.png
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Complex_numbers_multiplication.png (4KB, MIME type: image/png
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[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=2.8; 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=1+i; draw_segment(z1, z2, red, thickness); draw_segment(z2, z3, green, thickness); draw_segment(z3, z1, blue, thickness); place_text_smartly (z1, fs, 5, d, '0'); place_text_smartly (z2, fs, 7, d, '1'); place_text_smartly (z3, fs, 1, d, 'A'); z1=0; z2=2*i; z3=2*i*(1+i); draw_segment(z1, z2, red, thickness); draw_segment(z2, z3, green, thickness); draw_segment(z3, z1, blue, thickness); place_text_smartly (z2, fs, 1, d, 'B'); place_text_smartly (z3, fs, 3, d, 'X'); saveas(gcf, 'Complex_numbers_multiplication.eps', 'psc2') function draw_segment(z1, z2, color, thickness); plot( [real(z1), real(z2)], [imag(z1), imag(z2)], 'color', color, 'linewidth', thickness ); function place_text_smartly (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 |
---|---|---|
00:40, 22 November 2005 | en:User:Oleg Alexandrov | (changes to source code) |
04:45, 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
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- (del) (cur) 03:44, 24 October 2005 . . en:User:Oleg_Alexandrov Oleg Alexandrov ( en:User_talk:Oleg_Alexandrov Talk) . . 242x180 (3520 bytes) (Made by myself with matlab. )
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