Manuel Bryennios or Bryennius ( el, Μανουήλ Βρυέννιος; c. 1275 – c. 1340). was a

Byzantine The Byzantine Empire, also referred to as the Eastern Roman Empire or Byzantium, was the continuation of the Roman Empire primarily in its eastern provinces during Late Antiquity and the Middle Ages, when its capital city was Constantinopl ...

scholar who flourished in

Constantinople la, Constantinopolis ota, قسطنطينيه , alternate_name = Byzantion (earlier Greek name), Nova Roma ("New Rome"), Miklagard/Miklagarth (Old Norse), Tsargrad ( Slavic), Qustantiniya (Arabic), Basileuousa ("Queen of Cities"), Megalopolis (" ...

about 1300 teaching

astronomy Astronomy () is a natural science that studies celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and evolution. Objects of interest include planets, moons, stars, nebulae, g ...

mathematics Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics ...

and musical theory.. His only surviving work is the ''Harmonika'' (Greek: Ἁρμονικά), which is a three-volume codification of Byzantine musical scholarship based on the classical Greek works 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 ...

Nicomachus Nicomachus of Gerasa ( grc-gre, Νικόμαχος; c. 60 – c. 120 AD) was an important ancient mathematician and music theorist, best known for his works '' Introduction to Arithmetic'' and '' Manual of Harmonics'' in Greek. He was bo ...

, and the Neopythagorean authors on the numerological theory of music. One of Bryennios's students was

Theodore Metochites Theodore Metochites ( el, Θεόδωρος Μετοχίτης; 1270–1332) was a Byzantine Greek statesman, author, gentleman philosopher, and patron of the arts. From c. 1305 to 1328 he held the position of personal adviser ('' mesazōn'') to e ...

, the grand logothete during the reign of Emperor

Andronikos II Palaiologos , image = Andronikos II Palaiologos2.jpg , caption = Miniature from the manuscript of George Pachymeres' ''Historia'' , succession = Byzantine emperor , reign = 11 December 1282 –24 May 1328 , coronation = 8 Novemb ...

(r. 1272–1328). Metochites studied astronomy under Bryennios.

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* * * {{DEFAULTSORT:Bryennios, Manuel Byzantine astronomers Music theorists Byzantine music Manuel 1275 births 1340 deaths 13th-century Byzantine people 14th-century Byzantine people 13th-century scholars 14th-century scholars 13th-century Byzantine scientists 14th-century Byzantine scientists 13th-century Greek people 14th-century Greek people 13th-century Greek scientists 14th-century Greek scientists 13th-century Greek educators 14th-century Greek educators 13th-century Greek mathematicians 14th-century Greek mathematicians 13th-century Greek astronomers 14th-century Greek astronomers 13th-century Greek musicians 14th-century Greek musicians