Escape Time Zooms of the Fibonacci Numbers
The Fibonacci numbers are usually defined via a recursion:
Fn+2=
Fn+1
Fn, F0=0, and F1=1.
The sequence begins 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89,....
These numbers may also be computed via a closed form known as the Binet formula.
That function can be viewed as a function of a complex variable and we consider here some zooms near two of the fixed points.
fib0.mov |
fib5.mov |
If the movies do not download, "save target" and run the movie in quicktime.
A J6.02 script which can generate such an image is:
fib_v_fig3b.html or an old J5.04 version fib_v_fig3.html
Note: I think complex overflow changed between J versions so the images somewhat depending upon version.
See also:
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C. A. Reiter, Views of Fibonacci Dynamics, Computers & Graphics 28 2 (2004) 297-300.
Preprint [1.7M], [Abstract]
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The Fibonacci Association,
http://www.mscs.dal.ca/Fibonacci/