About ‘Under and Over | Permutation | ID=09 | S=05 | P#01’ by Gerhard Haberern
Four overlapping colour stripes in 9 levels, from 1 to 9 segments.
With 4 colors there are 6 possibilities for the order of the colors for reasons of symmetry (by rotation).
Current versions: 01, 02, 03, 04, 05, 06, 07, 08, 09
Permutation #01: Color sequence clockwise: Red, Blue, Green, Yellow (RBGY)
On my…
Colors
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I deal with constructive graphics.
I am probably one of many unknown pioneers of computer graphics. Graphics with a "ph", I insist.
Already at school my student work was constructive. The work afterwards was mainly with ink, ruler and compass. Only for a short time I had also constructed with colour. Later only with ink, in black and white.
Since my first programming course in summer 1975 - shortly after I started my physics studies -…
