VOLUME 15, 2018
CONTENTS
Mathematics
Ivanka Angelova..................................................................................................................... 7
Fourth-order
difference schemes for two points boundary value problem of a fourth order
degenerate differential equation
Tsetska Rashkova............................................................................................................... 14
Informatics
Valentin Velikov, Dimitar Mihaylov....................................................................................... 34
Home and office
security tracking via mobile devices
Victoria Rashkova, Valentin Iliev.......................................................................................... 43
Web-based
system to reflect the movement of
trainee students and track the realization
Physics
Galina Krumova.................................................................................................................... 49
Contemporary trends in nuclear symmetry
energy investigation
Galina Krumova.................................................................................................................... 58