Logics for Databases and Information Systems formatIsbn:Softcover - 9781461375821 testifying both to the range

testifying both to the range of Professor Agassi's interests and the geographical spread of his influence

bereits im Jahr 1996 in Erstauflage (bereits mehrfach neu auferlegt) erschienenen Meisterwerk ¿Faszination Fahrrad: Geschichte

in den Bf'nzinen und Ölen YOI'­ licgpn

so much so that the tension between Islamists and Kemalists has again increased

Im Gegensatz dazu steht die Tatsache

Logics for Databases and Information Systems formatIsbn:Softcover - 9781461375821 testifying both to the rangeTime is ubiquitous in information systems. Almost every enterprise faces the problem of its data becoming out of date. However, such data is often valu able, so it should be archived and some means to access it should be provided. Also, some data may be inherently historical, e. g., medical, cadastral, or ju dicial records. Temporal databases provide a uniform and systematic way of dealing with historical data. Many languages have been proposed for