Primary Sources
Heytesbury William. Sophismata, Latin text transcribed by Pironet Fabienne, en route to a critical edition, at her website Heytesbury William (1494) Hentisberi de sensu composito et diviso, Regulae solvendi sophismata, etc. Bonetus Locatellus, Venice. Includes commentaries by Gaetano of Thienne, and the Sophismata at 77ra-70vb. See Wilson (1960) for further information Heytesbury William (1959) On the three categories. Selections translated by Moody EA in: Claggett M, The science of mechanics in the Middle Ages. University ofWisconsin Press, Madison, pp 235-237, 270-277 (repr. in Grant Edward (1974) A source book in medieval science. Harvard University Press, Cambridge, pp 237-243)
Heytesbury William (1979) William of Heytesbury on ‘‘Insoluble’’ sentences, translated with notes by Spade P. Pontifical Institute of Mediaeval Studies, Toronto
Heytesbury William (1984) On maxima and minima: chapter 5 of‘‘Rules for solving sophismata,’’ with an anonymous fourteenth-century discussion, translated with introduction and study by Longeway J. D Reidel, Dordrecht
Heytesbury William (1994) Sophismata asinina. Une introduction aux disputes logiques du Moyen Age, presentation, edition, critique et analyse par Pironet Fabienne. J Vrin, Paris
Heytesbury William of (1983) On knowing and being uncertain, translated by Boh I. Available in mimeograph from The Translation Clearing House, Oklahoma State University
Heytesbury William of (1988) The compounded and divided senses, and The verbs ‘know and ‘doubt,’ translated by Kretzmann N and Stump E. In: The Cambridge translations of medieval philosophical texts, vol 1: logic and philosophy of language. Cambridge University Press, Cambridge, pp 413-479
Secondary Sources
Longeway J (2007) William Heytesbury. In: The Stanford encyclopedia of philosophy. //plato. stanford. edu/entries/heytesbury/
Spade PV (1989) The manuscripts of William Heytestbury's Regulae solvendi sophismata. Conclusions, notes and descriptions. Medioevo 15:272-313
Sylla ED (1971) Medieval quantifications of qualities: the ‘‘Merton School.'' Arch Hist Exact Sci 8:9-39
Sylla ED (1973) Medieval concepts of the latitude of forms: the ‘‘Oxford Calculators.’’ Archives d’histoire doctrinale et litteraire du moyen age 40:223-283. Discusses the metaphysical consequences found in the assumption that a form such as heat can take on different intensities
Sylla ED (1982) The Oxford Calculators. The Cambridge history of later medieval philosophy, ed. Kretzmann N, Kenny A, Pinborg J. Cambridge University Press, Cambridge, pp 545-563. A general review, discussing in particular the nature of a sophisma and teaching context, i. e., the disputations in which they occurred
Sylla ED (1997) Transmission of the new physics of the fourteenth century from England to the continent. La nouvelle physique du XIVe siecle, Biblioteca de Nuncius Studi e Testi, vol 24, ed. Caroti S, Souffrin P. Olschki, Florence, pp 65-109
Weisheipl JA (1968) Ockham and some Mertonians. Mediev Stud 30:151-175. For William’S life, and his place in his School
Weisheipl JA (1969) Repertorium Mertonense. Mediev Stud 31:174-224. Lists William’s works and manuscripts, with those of the other members of his School
Wilson C (1960) William Heytesbury: medieval logic and the rise of mathematical physics. University of Wisconsin Press, Madison. A detailed analysis