[Revised entry by Kenny Easwaran, Alan Hájek, Paolo Mancosu, and Graham Oppy on May 2, 2025.
Changes to: Main text, Bibliography, al-ghazali.html, rational-ordering.png]
Infinity is a big topic. Most people have some conception of things that have no bound, no boundary, no limit, no end. The rigorous study of infinity began in mathematics and philosophy, but the engagement with infinity traverses the history of cosmology, astronomy, physics, and theology. In the natural and social sciences, the infinite sometimes appears as a consequence of our theories themselves (Barrow 2006, Luminet and Lachieze-Rey 2005) or in the modelling of the relevant phenomena (Fletcher et al. 2019)….

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