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Mandelbrot Fractal generator

Description| How it works



This fun tool generates images of the Mandelbrot set. This app works by changing the format of the cells, and not the contents.

Download

.xls file (142 KB) or .zip file (21 KB)

How to use

Key in the x and y co-ordinates of the center of the image and the span of the image. Key in the number of iterations required and then click generate image to get the image of the fractal.

Choosing a larger number of iterations will usually result in a sharper plot

Sample Images

The following couple of images were obtained by running 1000 iterations. The first has a center at (0,0) and span of 4 while the center of the second at (-1,0) and span of 2.

Mandlbrot Set Image

Mandlbrot Set Image

The following couple of images were generated after 10,000 iterations. The first has a center at (-1.625,0), span 0.05, the second has its center at ( -1.6755475,0) and span 0.000005.

Mandelbrot Set Image

Mandelbrot Set Image

Also See:

Psychedelic Mandelbrot Set

Image Processing with Excel

Oscilloscope / Function Generator Simulator

Expecto Petronam!

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