Institutiones may refer to several works: *

Institutes of Gaius The ''Institutes'' ( la, Institutiones; from , 'to establish') is a beginners' textbook on Roman private law written around 161 CE by the classical Roman jurist Gaius. The ''Institutes'' are considered to be "by far the most influential el ...

, legal textbook, written about 161 AD *

Institutes of Justinian The ''Institutes'' ( la, Institutiones) is a component of the ''Corpus Juris Civilis'', the 6th-century codification of Roman law ordered by the Byzantine emperor Justinian I. It is largely based upon the '' Institutes'' of Gaius, a Roman jurist ...

, la, Institutiones Justiniani or "Justinian's Institutes", sixth century, largely based upon the Institutes of Gaius * ''Institutiones Divinarum et Saecularium Litterarum'', an encyclopedic work by

Cassiodorus Magnus Aurelius Cassiodorus Senator (c. 485 – c. 585), commonly known as Cassiodorus (), was a Roman statesman, renowned scholar of antiquity, and writer serving in the administration of Theodoric the Great, king of the Ostrogoths. ''Senator'' w ...

, sixth century * Institutio canonicorum Aquisgranensis, ''Institutiones Aquisgranenses'', the Instruction of canons of Aachen, disseminated in 816 *

Institutiones calculi differentialis ''Institutiones calculi differentialis'' (''Foundations of differential calculus'') is a mathematical work written in 1748 by Leonhard Euler and published in 1755 that lays the groundwork for the differential calculus. It consists of a single volu ...

, Leonhard Euler, published 1755

See also