Acute and obtuse Dürer solid.
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Right - Dürer’s polyhedron as described by Peter Schreiber (all vertices on a common sphere + acute rhombus angles are 72°).Left - my addition, twin solid, derived from the obtuse instead of the acute rhombohedron.

Acute and obtuse Dürer solid.

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Right - Dürer’s polyhedron as described by Peter Schreiber (all vertices on a common sphere + acute rhombus angles are 72°).
Left - my addition, twin solid, derived from the obtuse instead of the acute rhombohedron.

Melancholy fold.

Melancholy fold.

You will have no doubt, I am sure, that emotions are bodily things […]. Seneca in ‘Moral letters to Lucilius / Letter 106’ 
3 notes
Anne Tyng meets Albrecht Dürer: pumping melancholy solid.

Anne Tyng meets Albrecht Dürer: pumping melancholy solid.

Pumping Dürer solid.

Pumping Dürer solid.

Pumping thing.

Pumping thing.

Pumping system with cubes and octahedra.

Pumping system with cubes and octahedra.

Another graphic approach.

Another graphic approach.