Apostolos Syropoulos

Although programming languages are expressive tools, their expressive power is quite limited. A direct consequence of this is that novice users have difficulty grasping the basic...

Vagueness is a quality that is usually ignored or considered a deficiency for any system, in the broad sense of the word. However, vagueness seems to be a fundamental property of...

Computers are widely used in physics and other natural sciences to simulate physical phenomena. Thus, people routinely use computers to model many and different physical systems....

The proliferation of the use of websites and their counterparts for mobile devices has created a number of problems that did not occur in the past. Typically, one needs to create...

Digital documents tend to replace printed documents in many ways. For publishers it is cheaper to produce them and readers can get them instantly. However, the spectrum of...

The authors show how information communication and technologies (ICTs) can be used to boost the economy of a country that emerges from a deep crisis. In particular, they discuss...

Podcasting and vodcasting are audio and video files, respectively. These files can be accessed by subscribers at any time of day. Initially, the technology was used for...

The economy of any country can thrive, decline, or remain steady. A declining economy is a troubled one, and it is necessary to find ways to reverse its course. Naturally, there...

The economy of any country can thrive, decline or remain steady. A declining economy is a troubled one and it is necessary to find ways to reverse its course. Naturally, there is...

Podcasting and vodcasting are audio and video files, respectively. These files can be accessed by subscribers at any time of day. Initially, the technology was used for...

Multisets and Multirelations are extensions of ordinary sets and relations while fuzzy multisets and fuzzy multirelations are fuzzy extensions of these concept. Although many...