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problem with unit circle

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nada ali
nada ali 2012-8-29
hi all,
how can Create a 2-by-n matrix with n equally distanced points on the unit circle?
thanks in advance

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回答（2 个）

Rick Rosson
Rick Rosson 2012-8-30
编辑：Rick Rosson 2012-8-30
Please try:
n = 256;
dPhi = 2*pi/n;
phi = (-pi:dPhi:pi-dPhi);
z = exp(1j*phi);
C = [ real(z) ; imag(z) ];
figure;
plot(z);
HTH.
Rick
Image Analyst
Image Analyst 2012-8-30
Please read the FAQ for several examples of how to create circles: http://matlab.wikia.com/wiki/FAQ#How_do_I_create_a_circle.3F

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