Farn

Simple Iterations

Here we look at a second example. The third one is presented in the partition Iterations II.

Kaneko Attractor Applet

Use the Kaneko machine by changing the values in the edit fields at the bottom of the applet. Press the enter button and watch the new figure. The table below shows sample values. If the figure is too big, decrease the scale factor. The radio checkboxes below choose the Kaneko square type I or the linear type II. The color is changed every 1000 dots, until the 10 predefined colors are used, then the colors are repeated.

The Formula

Kaneko Formula

A

B

Dots

Scale

Type

0.1

1.67

30000

160

I

0.5

4

30000

180

I

0.17

1.3

30000

200

II

0.562

2.76

30000

250

II

Hint: Choose A, B > 0

Java-Codes for three machines

Get the source code of the Mira Applet

Get the source code of the Kaneko Applet

Get the source code of the Martin Applet (not shown!)

Gingerbreadman and Kamtor3D

Other Orbit-Fractals

There are more similar fractals, p.e. the Gingerbreadman with a very simple iteration formula:

xn+1 = 1 - yn + |xn|
yn+1 = xn

One more example is a three-dimensional-looking fractal, although being calculated in two dimensions is the Kamtor3D.The iteration formula depends on angle functions:

xn+1 = xn * cos a + (xn* xn - yn) * sin a
yn+1 = xn * sin a - (xn * xn - yn) * cos a

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© 2007 Ulrich Schwebinghaus