»Levitation« by Sidney Robertson | i |
creators: Sidney Robertson
title: Levitation
year: 1969

drawing, b/w, computer-generated

artwork type: drawing

Each figure is an oblique projection of a sperical harmonic with the hidden lines removed. The upper left harmonic is the so-called “Pear shaped” zonal. The lower left figure is a 4th degree tesseral and the rightmost figures is a 3rd degree sectorial. Produced with CalComp 564 plotter and a CDC 3600 computer.

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