Insolubilia
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Insolubilia
In the Middle Ages, variations on the liar paradox were studied under the name of ''insolubilia'' ("insolubles"). Overview Although the liar paradox was well known in antiquity, interest seems to have lapsed until the twelfth century, when it appears to have been reinvented independently of ancient authors. Medieval interest may have been inspired by a passage in the ''Sophistical Refutations'' of Aristotle. Although the ''Sophistical Refutations'' are consistently cited by medieval logicians from the earliest ''insolubilia'' literature, medieval studies of ''insolubilia'' go well beyond Aristotle. Other ancient sources which could suggest the liar paradox, including Saint Augustine, Cicero, and the quotation of Epimenides appearing in the Epistle to Titus, were not cited in discussions of ''insolubilia''. Adam of Balsham mentioned, in passing, some paradoxical statements (dated to 1132), but he did not dwell on the difficulties raised by these statements. Alexander Neckham, writin ...
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Thomas Bradwardine
Thomas Bradwardine (c. 1300 – 26 August 1349) was an English cleric, scholar, mathematician, physicist, courtier and, very briefly, Archbishop of Canterbury. As a celebrated scholastic philosopher and doctor of theology, he is often called ''Doctor Profundus'' (medieval epithet, meaning "the Profound Doctor"). He acquired several degrees from Oxford, it is presumed he acquired them: B.A. by August 1321, an M.A. by 1323, a B.Th by 1333, and a D.Th by 1348. Life Bradwardine was born in Sussex either at Hartfield or at Chichester, where his family was settled, members of the smaller gentry or burghers. Sources vary about Thomas Bradwardines early life before receiving his degree in 1321, his exact date of birth is unknown but sources point to a date between 1290 and 1300. His place of birth is also unknown but some sources point to it being near Chichester, Sussex, or Harfield. The first concrete sources of his do not appear until he receives his degree in 1321 from Balloil ...
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Epimenides
Epimenides of Cnossos (or Epimenides of Crete) (; grc-gre, Ἐπιμενίδης) was a semi-mythical 7th or 6th century BC Greek seer and philosopher-poet, from Knossos or Phaistos. Life While tending his father's sheep, Epimenides is said to have fallen asleep for fifty-seven years in a Cretan cave sacred to Zeus, after which he reportedly awoke with the gift of prophecy ( Diogenes Laërtius i. 109–115). Plutarch writes that Epimenides purified Athens after the pollution brought by the Alcmeonidae, and that the seer's expertise in sacrifices and reform of funeral practices were of great help to Solon in his reform of the Athenian state. The only reward he would accept was a branch of the sacred olive, and a promise of perpetual friendship between Athens and Cnossus (Plutarch, ''Life of Solon'', 12; Aristotle, '' Ath. Pol''. 1). Athenaeus also mentions him, in connection with the self-sacrifice of the ''erastes'' and ''eromenos'' pair of Cratinus and Aristodemus, who were ...
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Middle Ages
In the history of Europe, the Middle Ages or medieval period lasted approximately from the late 5th to the late 15th centuries, similar to the post-classical period of global history. It began with the fall of the Western Roman Empire and transitioned into the Renaissance and the Age of Discovery. The Middle Ages is the middle period of the three traditional divisions of Western history: classical antiquity, the medieval period, and the modern period. The medieval period is itself subdivided into the Early, High, and Late Middle Ages. Population decline, counterurbanisation, the collapse of centralized authority, invasions, and mass migrations of tribes, which had begun in late antiquity, continued into the Early Middle Ages. The large-scale movements of the Migration Period, including various Germanic peoples, formed new kingdoms in what remained of the Western Roman Empire. In the 7th century, North Africa and the Middle East—most recently part of the Eastern Ro ...
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Liar Paradox
In philosophy and logic, the classical liar paradox or liar's paradox or antinomy of the liar is the statement of a liar that they are lying: for instance, declaring that "I am lying". If the liar is indeed lying, then the liar is telling the truth, which means the liar just lied. In "this sentence is a lie" the paradox is strengthened in order to make it amenable to more rigorous logical analysis. It is still generally called the "liar paradox" although abstraction is made precisely from the liar making the statement. Trying to assign to this statement, the strengthened liar, a classical binary truth value leads to a contradiction. If "this sentence is false" is true, then it is false, but the sentence states that it is false, and if it is false, then it must be true, and so on. History The Epimenides paradox (circa 600 BC) has been suggested as an example of the liar paradox, but they are not logically equivalent. The semi-mythical seer Epimenides, a Cretan, reportedly stated t ...
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Ancient History
Ancient history is a time period from the beginning of writing and recorded human history to as far as late antiquity. The span of recorded history is roughly 5,000 years, beginning with the Sumerian cuneiform script. Ancient history covers all continents inhabited by humans in the period 3000 BCAD 500. The three-age system periodizes ancient history into the Stone Age, the Bronze Age, and the Iron Age, with recorded history generally considered to begin with the Bronze Age. The start and end of the three ages varies between world regions. In many regions the Bronze Age is generally considered to begin a few centuries prior to 3000 BC, while the end of the Iron Age varies from the early first millennium BC in some regions to the late first millennium AD in others. During the time period of ancient history, the world population was already exponentially increasing due to the Neolithic Revolution, which was in full progress. While in 10,000 BC, the world population stood at ...
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Sophistical Refutations
''Sophistical Refutations'' ( el, Σοφιστικοὶ Ἔλεγχοι, Sophistikoi Elenchoi; la, De Sophisticis Elenchis) is a text in Aristotle's ''Organon'' in which he identified thirteen fallacies.Sometimes listed as twelve. According to Aristotle, this is the first work to treat the subject of deductive reasoning in ancient Greece (''Soph. Ref.'', 34, 183b34 ff.). Overview ''On Sophistical Refutations'' consists of 34 chapters. The book naturally falls in two parts: chapters concerned with tactics for the Questioner (3–8 and 12–15) and chapters concerned with tactics for the Answerer (16–32). Besides, there is an introduction (1–2), an interlude (9–11), and a conclusion (33–34). Fallacies identified The fallacies Aristotle identifies in Chapter 4 (formal fallacies) and 5 (informal fallacies) of this book are the following: :Fallacies in the language or formal fallacies (''in dictionem'') # Equivocation # Amphibology # Composition # Division # Accent # Fig ...
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Aristotle
Aristotle (; grc-gre, Ἀριστοτέλης ''Aristotélēs'', ; 384–322 BC) was a Greek philosopher and polymath during the Classical period in Ancient Greece. Taught by Plato, he was the founder of the Peripatetic school of philosophy within the Lyceum and the wider Aristotelian tradition. His writings cover many subjects including physics, biology, zoology, metaphysics, logic, ethics, aesthetics, poetry, theatre, music, rhetoric, psychology, linguistics, economics, politics, meteorology, geology, and government. Aristotle provided a complex synthesis of the various philosophies existing prior to him. It was above all from his teachings that the West inherited its intellectual lexicon, as well as problems and methods of inquiry. As a result, his philosophy has exerted a unique influence on almost every form of knowledge in the West and it continues to be a subject of contemporary philosophical discussion. Little is known about his life. Aristotle was born in th ...
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Augustine Of Hippo
Augustine of Hippo ( , ; la, Aurelius Augustinus Hipponensis; 13 November 354 – 28 August 430), also known as Saint Augustine, was a theologian and philosopher of Berber origin and the bishop of Hippo Regius in Numidia, Roman North Africa. His writings influenced the development of Western philosophy and Western Christianity, and he is viewed as one of the most important Church Fathers of the Latin Church in the Patristic Period. His many important works include ''The City of God'', '' On Christian Doctrine'', and '' Confessions''. According to his contemporary, Jerome, Augustine "established anew the ancient Faith". In his youth he was drawn to the eclectic Manichaean faith, and later to the Hellenistic philosophy of Neoplatonism. After his conversion to Christianity and baptism in 386, Augustine developed his own approach to philosophy and theology, accommodating a variety of methods and perspectives. Believing the grace of Christ was indispensable to human freed ...
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Cicero
Marcus Tullius Cicero ( ; ; 3 January 106 BC – 7 December 43 BC) was a Roman statesman, lawyer, scholar, philosopher, and academic skeptic, who tried to uphold optimate principles during the political crises that led to the establishment of the Roman Empire. His extensive writings include treatises on rhetoric, philosophy and politics, and he is considered one of Rome's greatest orators and prose stylists. He came from a wealthy municipal family of the Roman equestrian order, and served as consul in 63 BC. His influence on the Latin language was immense. He wrote more than three-quarters of extant Latin literature that is known to have existed in his lifetime, and it has been said that subsequent prose was either a reaction against or a return to his style, not only in Latin but in European languages up to the 19th century. Cicero introduced into Latin the arguments of the chief schools of Hellenistic philosophy and created a Latin philosophical vocabulary ...
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Epistle To Titus
The Epistle to Titus is one of the three pastoral epistles (along with 1 Timothy and 2 Timothy) in the New Testament, historically attributed to Paul the Apostle. It is addressed to Saint Titus and describes the requirements and duties of elders and bishops. Harris, Stephen L., ''Understanding the Bible''. Palo Alto: Mayfield. 1985. Recipient Not mentioned in the Acts of the Apostles, Saint Titus was noted in Galatians (cf. Gal. 2:1, 3) where Paul wrote of journeying to Jerusalem with Barnabas, accompanied by Titus. He was then dispatched to Corinth, Greece, where he successfully reconciled the Christian community there with Paul, its founder. Titus was later left on the island of Crete to help organize the Church, and later met back with the Apostle Paul in Nicopolis. He soon went to Dalmatia (now Croatia). According to Eusebius of Caesarea in the ''Ecclesiastical History'', he served as the first bishop of Crete. He was buried in Cortyna (Gortyna), Crete; his head was later re ...
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Adam Of Balsham
Adam of Balsham ( la, Adam Balsamiensis or ') (c. 1100/1102 – c. 1157/1169) was an Anglo-Norman scholastic and churchman. Life Adam was born in Balsham, near Cambridge, England. He studied with Peter Lombard at the University of Paris. He later taught at Paris; among his pupils were John of Salisbury and William of Tyre and might have been a contemporary there of Rainald of Dassel (c. 1120 – 14 August 1167). Gabriel Nuchelmans surmises that he may have been the first person to introduce the term ''enuntiabile'', which came to be used in the same sense as dictum.Nuchelmans, p. 169. Many sources have assumed Adam of Balsham and Adam, Bishop of St Asaph (or Adam the Welshman) to be the same person, although Raymond Klibansky concludes that they were two different men. The Petit-Pont attached to Adam's name and which crosses the Seine linking the west front of Notre-Dame Cathedral in Paris (and the site of a former bishop's palace) to the Left Bank St Michel area woul ...
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Alexander Neckham
Alexander Neckam (8 September 115731 March 1217) was an English magnetician, poet, theologian, and writer. He was an abbot of Cirencester Abbey from 1213 until his death. Early life Born on 8 September 1157 in St Albans, Alexander shared his birthday with King Richard I. For this reason, his mother, Hodierna of St Albans, was hired by the royal household under Henry II to serve as a wet nurse for the future monarch. As a result, Alexander was raised as Richard's foster-brother in their early years. Works ''Speculum speculationum'' The ''Speculum speculationum'' (edited by Rodney M. Thomson, 1988) is Neckam's major surviving contribution to the science of theology. It is unfinished in its current form, but covers a fairly standard range of theological topics derived from Peter Lombard's ''Sentences'' and Augustine. Neckam is not regarded as an especially innovative or profound theologian, although he is notable for his early interest in the ideas of St. Anselm of Canterbury. ...
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