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a logical geometry project

Spencer Johnston   (°1986)

Spencer Johnston authored the following 2 sources, containing a total of 1 diagram.

Johnston, Spencer. 2021. “Modal Logic.” In The Routledge Companion to Medieval Philosophy, edited by Richard Cross and JT Paasch. New York, NY: Routledge. (0 diagrams)
Johnston, Spencer. 2017. “The Modal Octagon and John Buridan’s Modal Ontology.” In The Square of Opposition: A Cornerstone of Thought, edited by Jean-Yves Beziau and Gianfranco Basti, 35–52. Cham: Springer. (1 diagram)
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