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Mathematics and Informatics
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Home Mathematics and Informatics Contents of Mathematics and Informatics, 2022

Mathematics and Informatics, Number 2/2022, Volume 65

in Contents of Mathematics and Informatics, 2022

EDUCATIONAL MATTERS

Computer Models for Playing Billiards Using Frontal Shot

Prof. Dr. Toni Chehlarova
Institute of Mathematics and Informatics – Bulgarian Academy of Sciences (Bulgaria)

https://doi.org/10.53656/math2022-2-1-com

Abstract. Computer models with pool table oriented to the school teaching of mathematics are presented. The pool table in them has a board with six pockets and twelve “diamonds”, due to the expectation when working with these resources to form and apply not only mathematical knowledge, but also to master elements of the game of billiards…

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Vocabulary Enrichment in Computer Science for International Students at the Preparatory Department of the University

1)Dr. Svetlana Mikhaelis, Assoc. Prof.,
1)Dr. Vladimir Mikhaelis, Assoc. Prof.,
2)Mr. Dmitrii Mikhaelis
1)Irkutsk State University of Railway Transport (Russia)
2)Baikal State University (Russia)

https://doi.org/10.53656/math2022-2-2-voc.

Abstract. Foreign students coming to study in Russia learn the Russian language at all levels, enriching their vocabulary…

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Stem Robotics in Primary School

1)Tsanko Mihov, 2) Gencho Stoitsov, 2) Ivan Dimitrov
1)Primary school “Hristo Botev” – Plovdiv (Bulgaria)
2)University of Plovdiv Paisii Hilendarski (Bulgaria)

https://doi.org/10.53656/math2022-2-4-ste

Abstract. Robotics has a significant role in modern life. Complex programmable devices are used in high-tech manufactures as well as in many households…

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THE PARTICIPATION OF BULGARIAN SCHOOL STUDENTS IN INFORMATICS COMPETITIONS FOR 2021

Emil Kelevedjiev
Institute of Mathematics and Informatics Bulgarian Academy of Sciences

https://doi.org/10.53656/math2022-2-5-uch

Absract. A brief overview of the school student competitions in informatics held in Bulgaria and the participation of Bulgarian students in international competitions in 2021 is considered...

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PROBLEMS FROM THE MATHEMATICAL LINGUISTICS COMPETITIONS IN THE CONTEXT OF THE BULGARIAN NATIONAL EXTERNAL ASSESSMENT BY THE END OF THE 10TH GRADE

Prof. Dr. Borislav Lazarov, Veselin Zlatilov, Assist. Prof.
Institute of Mathematics and Informatics Bulgarian Academy of Sciences

https://doi.org/10.53656/math2022-2-6-zad

Absract. The paper examines the extent to which problems from contests in mathematical linguistics meet the Bulgarian educational standards...

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EDUCATIONAL ISSUES

Problems of Cascade Type and Their Use for Assessment of Students’ Academic Achievements in Mathematics

Prof. Dr. Shkolnyi Oleksandr 1), Prof. Shvets Vasyl 1), Dr. Akiri Ion 2)
1) National Pedagogocal Dragomanov University – Kyiv (Ukraine)
2) Institute of Pedagogical Sciences – Chisinau (Moldova)

https://doi.org/10.53656/math2022-2-3-pro

Abstract. Mathematical problems that contain a common condition and an ordered list of tasks are traditionally called cascade problems…

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A Metagraph Model оf Cyber Protection оf аn Information System

Dr. Emiliya Koleva, Assist. Prof., Dr. Evgeni Andreev, Assist. Prof.,
Dr. Mariya Nikolova, Assoc. Prof.
Nikola Vaptsarov Naval Academy – Varna (Bulgaria)

https://doi.org/10.53656/math2022-2-7-ame

Abstract. The aim of this article is to present a developed metagraph model which serves to verify the minimum requirements for cyber security in web-based student information management systems…

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A Metagraph Model оf Cyber Protection оf аn Information System

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