Poincaré disc

A form of Poincaré disk — The hyperbolic plane, viewed as a disk so that Euclidean circles and lines Euclidean-perpendicular to the disk's surface are hyperbolic lines.

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Meanings

nounPoincaré disc (plural Poincaré discs)

plural Poincaré discs

  1. alternativeAlternative form of Poincaré disk.
Cite this entry
APA

Poincaré disc. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Poincar%C3%A9%20disc

MLA

“Poincaré disc.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Poincar%C3%A9%20disc. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Poincaré disc,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Poincar%C3%A9%20disc.

Source: Poincaré disc on Wiktionary, CC BY-SA 4.0.