We present an extension of the πI-calculus with formal sums of terms. The study of the properties of this sum reveals that its neutral element can be used to make assumptions abo...
XML-relational systems with well defined XML and relational schemas are widely used in industry. In the presence of rapidly changing requirements both schemas of such a model need...
CHOPRA, AMIT KHUSHWANT. Nonmonotonic Commitment Machines. (Under the direction of Dr. Munindar P. Singh). Protocols in open and dynamic multiagent systems cannot be modeled via fo...
A semi-visual framework for the speci cation of syntax and semantics of imperative programming languages, called Montages, was proposed in an earlier work by the authors. The prima...
Matthias Anlauff, Philipp W. Kutter, Alfonso Piera...
This paper introduces a Conceptual Data Model for Data Warehouse including multidimensional aggregation. It is based on Entity-Relationships data model. The conceptual data model ...