Mandelbrot

size(1000, 1000);

background(255);

translate(500, 500);

float r = 0.0;

float i = 0.0;

for(int x = -600; x < 400; x++){

r = 0.007 * x;

for(int y = -600; y < 400; y++){

i = 0.007 * y;

stroke(150); // in the set

float real = r;

float complex = i;

for (int t = 0; t < 500; t++){

float tr = real * real - (complex * complex);

float ti = 2 * real * complex;

if (tr > 500 || tr < -500 || ti > 500 || ti < -500){

stroke(abs(tr)%255, 50, abs(ti)%255);

break;

}

real = tr;

complex = ti;

real = real + r;

complex = complex + i

}

point(x, y);

}

}

exit();