VOLUME 9, 2012

CONTENTS

 

Mathematics

Tsetska Rashkova .................................................................................................................. 7

Grassmann algebraís PI-properties in matrix algebras with Grassmann entries

Antoaneta Mihova .................................................................................................................... 15

A comparison of two methods for calculation with Grassmann numbers

Mihail Kirilov ............................................................................................................................. 21

δ - Characteristic sets for finite state acceptor

Mihail Kirilov ............................................................................................................................. 25

l - Characteristic sets for finite Mealy automaton

Veselina Evtimova.................................................................................................................. 29

Research on the utilization of transport vehicles in an emergency medical care center

Valerij Djurov, Milena Kostova, Ivan Georgiev ....................................................................... 35

A mathematical model system for radiolocational image reconstruction of dynamic object

with low radiolocational visibility

 

 

Informatics

Tzvetomir Vassilev .................................................................................................................. 41

Soft shadows for GPU based ray-tracing

Rumen Rusev, Ana Kaneva ................................................................................................... 47

Software module for spectral analysis of audio signals

Galina Atanasova, Plamenka Hristova, Katalina Grigorova ................................................... 52

An approach to flow charts comparing

Valentin Velikov ....................................................................................................................... 60

Computer viruses and effectively protection of the home users

Georgi Krastev ........................................................................................................................ 66

Nonhierarchical method for clustering

Valentina Voinohovska, Svetlozar Tsankov ........................................................................... 70

Corporate presence web site for dental clinic

Metodi Dimitrov ....................................................................................................................... 76

Global repository for sequences of robots instructions

Svetlozar Tsankov, Valentina Voinohovska ........................................................................... 79

(X)HTML E-handbook in the discipline "Multimedia systems and technologies" for teaching and learning purposes

 

Physics

Galina Krumova ....................................................................................................................... 85

Momentum distributions of medium and heavy neutron-rich nuclei

Galina Krumova ....................................................................................................................... 92

Deformation effects on density and momentum distributions of 98kr nucleus