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Penrose triangle

Author:Mathieu Blossier

Find the right position to view from to get the illusion of a connected triangle

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Scan to show a conic related to d, F, e.
Frère Jacques pour ggb v6 & 5.2 avec enveloppe
Théorème de Toit
Coffre
Vivaldi Concerto in C maj RV558 for ggb 6 & 5.2

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Alephzéro
Illustration de la symétrie centrale
loi normale
n°69p231
AlexandraLeBreton

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Diagrams
Numbers
Parametric Curves
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