Theobald's Nonagon-to-Square Dissection

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This Demonstration shows Theobald's [1] nonagon-to-square dissection. We use 3D slabs for better visualization.

Contributed by: Izidor Hafner (October 12)
Open content licensed under CC BY-NC-SA



[1] G. Theobald. "Square—Enneagon." (Aug 24, 2023)


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