For technical explanations (equations and parameters), see : MANDEL01 fractal.
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Parameters used here :
real perturbation : -0.13, imaginary perturbation : 0.8
bailout test : mod, bailout value : 128

Below, same fractal with four different palettes of colors.
Name of the image : MANDEL20A



For this fractal, the parameter outside color = atan (instead of iter for the two first images of this sries).
Name of the image : MANDEL20B



For this fractal, the parameter outside color = atan.
Name of the image : MANDEL20C



Parameter outside color = iter.
Name of the image : MANDEL20D