Penrose steps
English
Etymology
After a drawing by Lionel Penrose and Roger Penrose.
Noun
Penrose steps pl (plural only)
- An impossible loop of endlessly ascending and descending stairs, or an optical illusion appearing to be one.
- 2010 July 8, Joseph Gordon-Levitt as Arthur, Inception:
- In a dream, you can cheat architecture into impossible shapes. That lets you create closed loops, like the Penrose Steps. The infinite staircase.
- 2011 May 13, Islim, Amal A., Walking with the Vain Cattle: In the Womb of Life, the Plant of Miracle Is Ready to Blossom a White Flower, Bloomington: Balboa Press, →ISBN, OL 25423082M:
- I'll have my heaven, / Where heaven is love and love is my heaven. / I just have to climb through those Penrose steps! / Till I find sky number seven.
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Synonyms
Translations
Penrose stairs — see Penrose stairs
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