Negative information can be represented in several classes of logic programs. These approaches were first motivated by the search for an appropriate declarative semantics for negation as failure. Recently, some formalizations of monotonic negation were also introduced in logic programming…

This thesis studies al-Ghazali's theory of knowledge, particularly his concept of knowledge of God in his three later works: "The book of Knowledge" of the Ih&dotbelow;ya', al-Munqidh, and Iljam al-`Awamm. From his conception of knowledge of God the first book…

The prey-predator pursuit problem is referenced many times in literature. It is a generic multi-agent problem whose solutions could by applied to many particular instances. Solutions proposed usually apply non-supervised learning algorithms to train prey and predators. Most of these…

The contemporary study in the philosophy of language concentrates extensively on a cluster of questions defining the problem of linguistic knowledge (Evans 1981, Davies 1989, Dummett 1991). What explains a speaker's language mastery? Is it knowledge that underwrites our linguistic…

Este estudio analiza las diferencias en la integración de extranjeros viviendo
en intra e interétnicas parejas en Alemania. La teoría de la distancia social
asume que los migrantes que forman parte de una pareja mixta estarán mejor
integrados o, al…

Thèse numérisée par la Division de la gestion de documents et des archives de l'Université de Montréal

In the North of Morocco, the mountain landscapes of the Rif are
submited to the strong socio-economic changes of the XXth century.
These changes originate demographical, economical and political constraints
that affect both natural and cultural structures of the traditional

Objetivos: Las ontologías son un recurso que permite trabajar informáticamente con la conceptualización del significado y evitar la limitación impuesta por los términos normalizados. El objetivo de este estudio es establecer el grado de usabilidad de las terminologías para el…

Focusing on the A-text (1604) version of Marlowe's Doctor Faustus , this study further assesses biographical information on the poet and intellectual currents of the Counter Reformation, so as to investigate the play's relation to emergent trends of individualism in…

This thesis considers the design of receivers for multi-user communication systems based on asynchronous direct-sequence code-division multiple-access (DS-CDMA). Its primary aim is to improve current receiver designs which exhibit shortcomings in systems using long sequence spreading (where the spreading sequence…