File:Julia-set N z3-1.png
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Original file (2,000 × 1,500 pixels, file size: 1.2 MB, MIME type: image/png)
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This is a file from the Wikimedia Commons. The description on its description page there is shown below.
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| Description |
Julia set (white) and Fatou set (dark red/green/blue) for with |
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| Date | |||
| Source | self-made, see Visualising Julia sets | ||
| Author | Georg-Johann Lay | ||
| Permission (Reusing this file) |
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{
cplx z = f(o);
double d = sqrt(z.x*z.x + z.y*z.y);
d = 1-pow(1-0.4*exp (-d*7),2);
//d = .5*(1-afunc (d+d*log(d), 0.2, 0.5));
v += d*pow(1-v,4);
v = p_distort (v,1);
//v = pow(v,2);
iv = (-.1+JCOLORS)*v;
z = cpolar (o);
h = 1.4999*(z.y+M_PI)/M_PI;
int ih = h;
ih = (ih+2)%3;
iv += ih * JCOLORS;
double hh[3] = {0, 1./3., 7./12.};
h = hh[ih];
return hsv2rgb (h, 1.-v, v);
}
File history
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 14:55, 26 March 2008 | 2,000 × 1,500 (1.2 MB) | Georg-Johann | {{Information |Description= Julia set for :<math> f: z\mapsto z-\frac{g(z)}{g'(z)} </math> with :<math> g: z \mapsto z^3-1 </math> in the complex plane. Real ranges from <math>-2.2</math> to <math>2.2</math> and Imag according to aspect ratio. |Source=s |
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