Penrose steps
English
Penrose steps
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, Inception, spoken by Arthur (Joseph Gordon-Levitt):
- 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.
- 2012 April 16, Coley, Rob, Cloud Time, Alresford: Zero Books, →ISBN, OL 25423081M, page 100:
- At this book's inception, when we came to, we found ourselves already traipsing around Penrose steps, already reactively enclosed in an unceasing loop.
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Synonyms
- Penrose staircase
- Penrose stairs
Translations
Penrose stairs — see Penrose stairs