astronomy

Radulphus Brito

Radulphus Brito is a astronomy topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Radulphus Brito rather than just read about it. In short: Radulphus Brito (c. 1270 – 1320) was an influential grammarian and philosopher, based in Paris. He is usually identified as Raoul le Breton, though this is disputed by some.

Key takeaways

Radulphus Brito belongs to astronomy; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Radulphus Brito to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Radulphus Brito from memory before moving on to harder problems.

Reference excerpt

Radulphus Brito (c. 1270 – 1320) was an influential grammarian and philosopher, based in Paris. He is usually identified as Raoul le Breton, though this is disputed by some. Besides works of grammatical speculation he wrote on Aristotle, Boethius and Priscian. Radulphus was Master of Arts in the University of Paris in 1296, and joined the theology faculty in 1311. Very few of his works are edited, although he was a prolific and influential writer. He was one of a group of grammarians called the Modistae or modists who flourished around Paris from about 1260 to 1310, so-called because they wrote on the mode of signifying.

Works "Quaestiones in Aristotelis librum tertium De anima", edited by W. Fauser, in: Der Kommentar des Radulphus Brito zu Buch III De anima, Münster, Aschendorf 1974. Sophisma “Aliquis homo est species”, edited by Jan Pinborg in: “Radulphus Brito’s sophism on second intentions”, Vivarium, 13, 1975, pp. 119–152. Sophisma “Rationale est animal”, edited by Sten Ebbesen in: “The sophism Rationale est animal”, Cahiers de l’Institut du Moyen-Âge Grec et Latin 24, 1978, pp. 85–120. Sophisma “Omnis homo est omnis homo”, edited by Niels J. Green-Pedersen and Jan Pinborg, in: “Radulphus Brito: Commentary on Boethius’ De differentiis topicis and the sophism Omnis homo est omnis homo”, Cahiers de l’Institut du Moyen-Âge Grec et Latin, 26, 1978, pp. 1–92. “Quaestiones super De differentiis topicis Boethii”, edited by Niels J. Green-Pedersen and Jan Pinborg, in: “Radulphus Brito: commentary on Boethius’ De differentiis topicis and the sophism Omnis homo est omnis homo”, Cahiers de l’Institut du Moyen-Âge Grec et Latin, 26, 1980 pp. 1–92. “Quaestiones in Aristotelis libros De anima, q. 1.6” edited by Jan Pinborg, in: “Radulphus Brito on Universals”, Cahiers de l’Institut du Moyen-Âge Grec et Latin, 35, 1980, pp. 56–142. “Quaestiones super librum Porphyrii, qq. 5–8”, edited by Jan Pinborg, in: “ Radulphus Brito on Universals”, Cahiers de l’Institut du Moyen-Âge Grec et Latin, 35, 1980, pp. 56–142. “Quaestiones super Priscianum minorem”, edited by H.W. Enders and Jan Pinborg, ‘’Grammatica speculativa’’, vol. 3/1-2. Stuttgart-Bad Cannstatt:Frommann Holzboog, 1980. “Quaestiones super Sophisticos elenchos, qq. I.10-19” edited by Sten Ebbesen, in: “Texts on equivocation. Part II. Ca. 1250-1310”, Cahiers de l’Institut du Moyen-Âge Grec et Latin 68, 1998, pp. 99–307. “Quaestiones in Aristotelis libros ethicorum”, edited by Iacopo Costa, in: “Le questiones di Radulfo Brito sull’Etica Nicomachea” Introduction (in Italian) and critical text. Studia artistarum 16, Turnhout: Brepols, 2008. Quaestiones super Priora Analytica Aristotelis, edited by Gordon Wilson, Leuven: Leuven University Press, 2016.

Notes

References John Marenbon, Later Medieval Philosophy (1150–1350), New York: Routledge 1991, c. 8.

Bibliography William J. Courtenay, Radulphus Brito, master of arts and theology. Cahiers de l’Institut du Moyen-Âge Grec et Latin, 76, 2005, pp. 131–158. Jean-Luc Deuffic, "Un logicien renommé, proviseur de Sorbonne au XIVe siècle: Raoul le Breton de Ploudiry. Notes bio-bibliographiques", Pecia. Ressources en médiévistique, 1,2002, pp. 145–154. Sten Ebbesen, "Radulphus Brito. The last of the great arts masters. Or: Philosophy and freedom", in: Jan A. Aertsen, Andreas Speer (eds.), Geistesleben im 13. Jahrhundert. Miscellanea mediaevalia 27. Berlin: Walter de Gruyter, 1999, pp. 231–251. A. M. Mora-Márquez, "Boethius of Dacia (1270s) and Radulphus Brito (1290s) on the Universal Sign ‘Every’", in Logica Universalis, 9, 2015, pp. 193-211. doi:10.1007/s11787-014-0112-6 Benoît Patar, Dictionnaire des philosophes médiévaux, Québec: Fides, 2006, s.v. « Raoul le Breton ».

External links

Mora-Márquez, Ana María; Costa, Iacopo. "Radulphus Brito". In Zalta, Edward N. (ed.). Stanford Encyclopedia of Philosophy. ISSN 1095-5054. OCLC 429049174.

Worked examples

Example 1 — a first encounter with Radulphus Brito

Start with the simplest possible case. Write down what Radulphus Brito claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Radulphus Brito before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Radulphus Brito ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Radulphus Brito

In research: Radulphus Brito appears in astronomy research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Radulphus Brito in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Radulphus Brito is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1320 deaths, 13th-century births, 14th-century philosophers, so understanding it makes those chapters shorter.
In everyday life: Look for Radulphus Brito outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Radulphus Brito in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Radulphus Brito means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Radulphus Brito out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Radulphus Brito in simple terms?

Radulphus Brito (c. 1270 – 1320) was an influential grammarian and philosopher, based in Paris. He is usually identified as Raoul le Breton, though this is disputed by some.

Why does Radulphus Brito matter?

Because it connects several astronomy ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Radulphus Brito?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Radulphus Brito.