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mandel.m

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mandel.m

by Norbert Hilber

 

21 Feb 2005 (Updated 23 Feb 2005)

Colored plot of the Mandelbrot set or parts of it.

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Description

This simple m-File provides the beautiful nature of the Mandelbrot set (as well as its incredible deep structure).

Type "help mandel" in your MATLAB command window to get the following description:

MANDEL Draws the Mandelbrot set. MANDEL(x1,x2,y1,y2,r,n,s,it) draws the Mandelbrot set in the region
R = [x1,x2] x i [y1,y2].
The number n defines a grid in R with n^2 points.
The number it denotes the number of iterations
           z -> z^r + c
taken by MANDEL.
The result is better for large values of n and it.

MANDEL does not draw each iteration, but only each s-th iteration. A good choice is 5 <= s <= 10.
   
You may start with x1 = -2, x2 = 1, y1 = -1.2, y2 = 1.2 and then "zoom in" by just specifing the new region with the cursor in the current figure.

MATLAB release MATLAB 6.5.1 (R13SP1)
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Comments and Ratings (3)
24 Feb 2005 Uni P

Help text could be further improved. I miss an example. After zoom in a error occurs.

06 Feb 2007 Christoph W

Beautiful pictures :)

06 Feb 2007 Jim Pike

Excellent! Very beautiful!!! To zoom in you have to start at the left bottom and then click on the right top. Then everything works perfectly.

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Tag Activity for this File
Tag Applied By Date/Time
gallery Norbert Hilber 22 Oct 2008 07:41:42
mandelbrot set Norbert Hilber 22 Oct 2008 07:41:42
fractals Norbert Hilber 22 Oct 2008 07:41:42
mfile Norbert Hilber 22 Oct 2008 07:41:42
help mandel Norbert Hilber 22 Oct 2008 07:41:42
colored plot Norbert Hilber 22 Oct 2008 07:41:42

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