VOLUME 14, 2017
CONTENTS
Mathematics
Ivanka
Angelova..................................................................................................................... 9
High-order difference schemes
based on integral identities for systems of weakly coupled
ordinary differential equations
Petio
Kelevedjiev, Silvestar Bojerikov.................................................................................. 19
On the solvability of a singular
second order initial value problems
Tsetska
Rashkova............................................................................................................... 25
Finitely
generated Grassmann algebras - commutativity and computer approach
Tsetska
Rashkova............................................................................................................... 34
PI-properties of a fourth order
matrix superalgebra with involution
Julia Chaparova................................................................................................................... 41
Mathematical modelling of action
potential in neurobiology
Veselina
Evtimova ............................................................................................................... 50
A study on the impact of an increase in
crude oil price and the US dollar exchange rate on
the capabilities of an emergency medical aid
centre to serve patients
Informatics
Valentin
Velikov, Ivelin Mitev................................................................................................ 55
Valentin
Velikov, Petya Marinova......................................................................................... 63
Graphical interface “File commander” for Android
Desislava
Baeva, Ivan Ivanov............................................................................................. 74
Graphic editor with
natural-language interface
Victoria
Rashkova, Mihaela Mihneva................................................................................... 82
Web-based
system for a hospital pharmacy and inventory management
Valentina
Voinohovska......................................................................................................... 89
Encouraging students’ creativity
through interdisciplinary–oriented learning process
Galina
Atanasova................................................................................................................. 96
Basic use cases in
programming contests training system
Physics
Galina
Krumova.................................................................................................................. 103
Model of coupled bands in even-even nuclei
Galina
Krumova.................................................................................................................. 109
Thirty fifth international workshop on
nuclear theory in the hearth of Rila