Jacob ben Machir ibn Tibbon ( he, יעקב בן מכיר ׳ן תיבון), of the

Ibn Tibbon Ibn Tibbon (), is a family of Jewish rabbis and translators that lived principally in Provence in the 12th and 13th centuries. Prominent family members Prominent members of the family include: * Judah ben Saul ibn Tibbon (1120–after 1190), ...

family, also known as Prophatius, was a Jewish

astronomer An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, natural satellite, moons, comets and galaxy, g ...

; born, probably at

Marseilles Marseille ( , , ; also spelled in English as Marseilles; oc, Marselha ) is the prefecture of the French department of Bouches-du-Rhône and capital of the Provence-Alpes-Côte d'Azur region. Situated in the camargue region of southern Franc ...

, about 1236; died at

Montpellier Montpellier (, , ; oc, Montpelhièr ) is a city in southern France near the Mediterranean Sea. One of the largest urban centres in the region of Occitania (administrative region), Occitania, Montpellier is the prefecture of the Departments of ...

about 1304. He was a

grandson Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Samuel ben Judah ibn Tibbon Samuel ben Judah ibn Tibbon ( 1150 – c. 1230), more commonly known as Samuel ibn Tibbon ( he, שמואל בן יהודה אבן תבון, ar, ابن تبّون), was a Jewish philosopher and doctor who lived and worked in Provence, later part ...

. His Provençal name was Don Profiat Tibbon; the

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

writers called him Profatius Judæus. Jacob occupies a considerable place in the

history of astronomy Astronomy is the oldest of the natural sciences, dating back to antiquity, with its origins in the religious, mythological, cosmological, calendrical, and astrological beliefs and practices of prehistory: vestiges of these are still found in ...

in the

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 a ...

. His works, translated into

, were quoted by

Copernicus Nicolaus Copernicus (; pl, Mikołaj Kopernik; gml, Niklas Koppernigk, german: Nikolaus Kopernikus; 19 February 1473 – 24 May 1543) was a Renaissance polymath, active as a mathematician, astronomer, and Catholic canon, who formulated ...

Reinhold Reinhold is a German male given name. This German name is originally from "Reinold", composed of two elements. The first is from ''ragin'', meaning "the (Germanic) Gods" and ''wald'' meaning "powerful". This name was popularised by the ancient Ge ...

, and

Clavius Christopher Clavius, SJ (25 March 1538 – 6 February 1612) was a Jesuit German mathematician, head of mathematicians at the Collegio Romano, and astronomer who was a member of the Vatican commission that accepted the proposed calendar inve ...

. He was also highly reputed as a physician, and, according to

Jean Astruc Jean Astruc (19 March 1684, in Sauve, France – 5 May 1766, in Paris) was a professor of medicine in France at Montpellier and Paris, who wrote the first great treatise on syphilis and venereal diseases, and also, with a small anonymously pub ...

("Mémoires pour Servir à l'Histoire de la Faculté de Médecine de Montpellier," p. 168), Ibn Tibbon was

regent A regent (from Latin : ruling, governing) is a person appointed to govern a state '' pro tempore'' (Latin: 'for the time being') because the monarch is a minor, absent, incapacitated or unable to discharge the powers and duties of the monarchy ...

of the faculty of medicine of Montpellier. In the

controversy Controversy is a state of prolonged public dispute or debate, usually concerning a matter of conflicting opinion or point of view. The word was coined from the Latin ''controversia'', as a composite of ''controversus'' – "turned in an opposite d ...

between the

Maimonist Musa ibn Maimon (1138–1204), commonly known as Maimonides (); la, Moses Maimonides and also referred to by the acronym Rambam ( he, רמב״ם), was a Sephardi Jews, Sephardic Jewish Jewish philosophy, philosopher who became one of the mos ...

s and the anti-Maimonists, Jacob defended science against the attacks of

Abba Mari Rabbi Abba Mari ben Moses ben Joseph, was a Provençal rabbi, born at Lunel, near Montpellier, towards the end of the 13th century. He is also known as Yarhi from his birthplace (Hebrew ''Yerah'', i.e. moon, lune), and he further took the name A ...

and his party; the energetic attitude of the community of Montpellier on that occasion was due to his influence. Jacob became known by a series of

Hebrew Hebrew (; ; ) is a Northwest Semitic language of the Afroasiatic language family. Historically, it is one of the spoken languages of the Israelites and their longest-surviving descendants, the Jews and Samaritans. It was largely preserved ...

translations of

Arabic Arabic (, ' ; , ' or ) is a Semitic languages, Semitic language spoken primarily across the Arab world.Semitic languages: an international handbook / edited by Stefan Weninger; in collaboration with Geoffrey Khan, Michael P. Streck, Janet C ...

scientific and philosophical works, and above all by two original works on

astronomy Astronomy () is a natural science that studies astronomical object, celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and chronology of the Universe, evolution. Objects of interest ...

. His translations are: # the '' Elements'' of

Euclid Euclid (; grc-gre, Wikt:Εὐκλείδης, Εὐκλείδης; BC) was an ancient Greek mathematician active as a geometer and logician. Considered the "father of geometry", he is chiefly known for the ''Euclid's Elements, Elements'' trea ...

, divided into fifteen chapters; # the treatise of

Qusta ibn Luqa Qusta ibn Luqa (820–912) (Costa ben Luca, Constabulus) was a Syrian Melkite Christian physician, philosopher, astronomer, mathematician and translator. He was born in Baalbek. Travelling to parts of the Byzantine Empire, he brought back Greek te ...

on the

armillary sphere An armillary sphere (variations are known as spherical astrolabe, armilla, or armil) is a model of objects in the sky (on the celestial sphere), consisting of a spherical framework of rings, centered on Earth or the Sun, that represent lines of ...

, in sixty-five chapters; # ''Sefer ha-Mattanot,'' the ''

Data In the pursuit of knowledge, data (; ) is a collection of discrete values that convey information, describing quantity, quality, fact, statistics, other basic units of meaning, or simply sequences of symbols that may be further interpreted ...

'' of Euclid; # a treatise of

Autolycus In Greek mythology, Autolycus (; Ancient Greek: Αὐτόλυκος ''Autolykos'' 'the wolf itself') was a successful robber who had even the power of metamorphosing both the stolen goods and himself. He had his residence on Mount Parnassus and w ...

on the sphere in movement; # three treatises on the sphere of

Menelaus of Alexandria Menelaus of Alexandria (; grc-gre, Μενέλαος ὁ Ἀλεξανδρεύς, ''Menelaos ho Alexandreus''; c. 70 – 140 CE) was a GreekEncyclopædia Britannica "Greek mathematician and astronomer who first conceived and defined a spheric ...

; # ''Ma'amar bi-Tekunah,'' or ''Sefer 'al Tekunah,'' in forty-four chapters; # a treatise on the use of the

astrolabe An astrolabe ( grc, ἀστρολάβος ; ar, ٱلأَسْطُرلاب ; persian, ستاره‌یاب ) is an ancient astronomical instrument that was a handheld model of the universe. Its various functions also make it an elaborate inclin ...

# compendium of the ''

Almagest The ''Almagest'' is a 2nd-century Greek-language mathematical and astronomical treatise on the apparent motions of the stars and planetary paths, written by Claudius Ptolemy ( ). One of the most influential scientific texts in history, it canoni ...

'' of

Ptolemy Claudius Ptolemy (; grc-gre, Πτολεμαῖος, ; la, Claudius Ptolemaeus; AD) was a mathematician, astronomer, astrologer, geographer, and music theorist, who wrote about a dozen scientific treatises, three of which were of importanc ...

# ''Iggeret ha-Ma'aseh be-Luaḥ ha-Niḳra Sofiḥah,'' # preface to

Abraham bar Ḥiyya Abraham bar Ḥiyya ha-Nasi (; – 1136 or 1145), also known as Abraham Savasorda, Abraham Albargeloni, and Abraham Judaeus, was a Catalan Jewish mathematician, astronomer and philosopher who resided in Barcelona. Bar Ḥiyya was active in tr ...

's astronomical work; # an extract from the ''Almagest'' on the arc of a circle; # "Ḳiẓẓur mi-Kol Meleket Higgayon,"

Averroes Ibn Rushd ( ar, ; full name in ; 14 April 112611 December 1198), often Latinized as Averroes ( ), was an Andalusian polymath and jurist who wrote about many subjects, including philosophy, theology, medicine, astronomy, physics, psycholog ...

' compendium of the ''

Organon The ''Organon'' ( grc, Ὄργανον, meaning "instrument, tool, organ") is the standard collection of Aristotle's six works on logical analysis and dialectic. The name ''Organon'' was given by Aristotle's followers, the Peripatetics. The si ...

'' (Riva di Trento, 1559); # Averroes' paraphrase of books xi–xix of

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 phil ...

's history of animals; # ''Mozene ha-'Iyyunim,'' from

Ghazali Ghazali is an international surname and given name with different spellings (e.g. Gazali, Gazzali, Gazzaly, Gassaly, Garzali), it may refer to: * Ahmad Ghazali (c. 1061–1123 or 1126), Persian mystic * Lynda Ghazzali, Malaysian porcelain painter ...

, including also a large part deriving from the

Encyclopedia of the Brethren of Purity The ''Encyclopedia of the Brethren of Purity'' ( ar, رسائل إخوان الصفا) also variously known as the ''Epistles of the Brethren of Sincerity'', ''Epistles of the Brethren of Purity'' and ''Epistles of the Brethren of Purity and Loyal ...

(''Rasā’il Ikhwān al-Ṣafā’''). The two original works of Jacob are: #a description of the astronomical instrument called the quadrant (Bibliothèque Nationale, Paris, MS. No. 1054), in sixteen chapters, the last of which shows how to construct this instrument. This was translated several times into Latin (once by

Armengaud Blaise Armengaud Blaise (died 1312) was a physician, translator and author active in the Crown of Aragon and Papal Avignon. He mainly translated Arabic medical works into Latin, but he also made one translation from Hebrew with the help of a Jewish frien ...

) #astronomical tables, beginning with 1 March 1300 (Munich MS. No. 343, 26). These tables were translated into Latin and enjoyed great repute.

References

* *

External links

*
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{{DEFAULTSORT:Ibn Tibbon, Jacob Ben Machir 1230s births 1300s deaths Year of birth uncertain Year of death uncertain 13th-century French Jews Arabic–Hebrew translators Medieval French astronomers Medieval Jewish astronomers Provençal Jews Jewish astronomers 13th-century French mathematicians

See also

References

External links