Invention
Penrose triangle
Lionel Penrose, Roger Penrose
Impossible object
ByLionel Penrose, Roger Penrose
Related
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Penrose stairsText
Penrose tilingText
Ponzo illusionText
Elongated triangular bipyramidText
MonodromyText
Elongated pentagonal bipyramidText
Triaugmented triangular prismText
Hyperbolic geometryText
Möbius stripText
Gyroelongated triangular bicupolaTextBertrand paradoxText
Pentagonal rotundaText
Napoleon's theoremText
Triangular orthobicupolaText
Elongated pentagonal gyrobirotundaText
Elongated square bipyramidTextAround this
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