Tractatus de sphaera, Textus de sphaera, or simply De sphaera) is a medieval introduction to the basic elements of astronomy written by Johannes de Sacrobosco...
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Tractatus is Latin for "treatise". It may refer to: Tractatus de amore by Andreas Capellanus Tractatus Astrologico Magicus, also known as the Aldaraia...
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was named in his memory. About 1230, his best-known work, Tractatus de Sphaera / De Sphaera Mundi (Treatise on the Sphere / On the Sphere of the World)...
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most regarded for his work on Tractatus de Sphaera, which is usually published with other texts on Tractatus de Sphaera from various authors. This opens...
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a picture of a small paper boat in an edition of Tractatus de sphaera mundi from 1490 by Johannes de Sacrobosco. However it is very likely that paper...
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wrote an authoritative and influential mediaeval astronomy text, the Tractatus de Sphaera; the Algorismus, which introduced calculations with Hindu-Arabic...
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Medieval university (category CS1 German-language sources (de))
Gilbert de la Porrée's De sex principiis and Summulae Logicales by Petrus Hispanus (later Pope John XXI). The standard work of astronomy was Tractatus de sphaera...
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small paper boat in the 1498 French edition of Johannes de Sacrobosco's Tractatus de Sphaera Mundi. There is also evidence of a cut and folded paper box...
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Libellus de sole, originally by Marsilius Ficinus. He then made two different commented reprints of the Tractatus de sphaera by Johannes de Sacrobosco...
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Johannes de Sacrobosco (c. 1195 – c. 1256) – Irish monk and astronomer who wrote the authoritative medieval astronomy text Tractatus de Sphaera; his Algorismus...
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Sphere with the theory of the Sun and the Moon), (1537). From Tractatus de Sphæra by Johannes de Sacrobosco, Theoricae novæ planetarum by Georg Purbach and...
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History of geodesy (category CS1 German-language sources (de))
Divinorum Operum. Johannes de Sacrobosco (c. 1195 – c. 1256 AD) wrote a famous work on Astronomy called Tractatus de Sphaera, based on Ptolemy, which primarily...
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Abigdor's Hebrew translation of Sacrobosco's treatise on astronomy, Tractatus de Sphæra, or "Aspectus Circulorum," (Hebrew, "Mar'eh ha-Ofannim"), with an...
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astronomer who wrote his De sphaera mundi (The Sphere of the Cosmos or Tractatus de sphaera) around 1230. He is still called by the name John of Holywood, a...
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De sphaera mundi (The Sphere of the Cosmos or Tractatus de sphaera) by the medieval scholar Johannes de Sacrobosco (c. 1195 – c. 1256). Markward of Anweiler...
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Oronce Fine (category Academic staff of the Collège de France)
Sacrobosco: From the Edition of the Tractatus de sphaera (1516) to the Cosmographia (1532)", De sphaera of Johannes de Sacrobosco in the Early Modern Period...
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as his principal authority the work of Johannes de Sacrobosco, in particular the Tractatus de Sphaera Mundi (written about A.D. 1230 and describing a...
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Kilwardby Expositio super Regulam Fratrum Minorum Tractatus de anima Tractatus de sphaera Canticum pauperis De aeternitate mundi Defensio fratrum mendicantium...
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and Cylinder, Alhazen's Optics, Sacrobosco's Tractatus de Sphaera, Mechanical Problems and Copernicus' De revolutionibus. He was also working on an introduction...
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including Tractatus reprobationis eorum que scripsit Nicolaus Orrem (1451) and Nova theorica planetarum. Johannes Lauratius (or Paulus) de Fundis lectured...
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piece of work created by Johannes de Sacrobosco titled De sphaera mundi or Tractatus de Sphaera. Avelar's commentary in this work was dictated as new as...
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Meanings of minor planet names: 14001–15000 (redirect from De Machault)
Johannes de Sacrobosco (c. 1195– c. 1256) was an English astronomer at the University of Paris, and author of the Latin treatise Tractatus de sphaera mundi...
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Commentary on Sacrobosco's Tractatus de sphaera with a Defense of Astrology". In Valleriani, Matteo (ed.). De sphaera of Johannes de Sacrobosco in the Early...
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quo data sphæra plano sub data secat ratione, Alivs modus idem problema coficiendi ab eodem Ioanne Vernero nouissime copertus demostratusq; de motu octauæ...
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Joannes de Lasnioro, Tractatus secundus aureus de lapide philosophorum Joannes Trithemius, Tractatus III chemicus nobilis Hermes Trismegistus, Tractatus aureus...
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List of editiones principes in Greek (category CS1 German-language sources (de))
Jean-Luc (2014). "Les héros de la guerre de Troie comme exempla? Réflexions autour d'une édition de 1573". Atlantide: Cahiers de l'EA 4276 – l'Antique, le...
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Younger); The spheres (269 to 12 + 12, inspired by the poem Sphaera Tractatus de Johannes de Sacrobosco); The science (179 couplets or 358 verse, "melody...
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