Vol. 51 (2022): Mathematics and Education in Mathematics

Preface

Preface

Stefka Bouyuklieva

5 - 6
- Full text (Български)

Anniversaries

Acad. Blagovest Sendov – the mathematician (and not only): 90 years since his birth

Evgenia Sendova

9 - 19
- Full text (Български)
The legacy of Vasil A. Popov – teacher, colleague and friend

Kamen Ivanov, Pencho Petrushev

20 - 23
- Full text (Български)
90 years of the birth of prof. Docho Dochev and to his memory (1932–2021)

Virginia Kiryakova, Petar Kenderov, Stepan Tersian

24 - 31
- Full text (Български)
Ninetieth anniversary of professor Peter Rusev

Jordanka Paneva-Konovska, Virginia Kiryakova, Johann Davidov

32 - 40
- Full text (Български)

Plenary Talks

Almost-Hermitian structures, twistor spaces and harmonic maps

Johann Davidov

43 - 76
- Full text
On certain inequalities for real-root polynomials

Geno Nikolov

77 - 85
- Full text

Invited Talks

The evolving notion of multiplicity as an invariant in singularity theory

Antoni Rangachev

89 - 99
- Full text
Universal bounds for cardinalities and energy of codes in Hamming spaces

Maya Stoyanova

100 - 112
- Full text
Parallelisms of PG(n, q)

Svetlana Topalova, Zhelezova Stela

113 - 123
- Full text
Developing STEM competence in future teachers in mathematics in the trend of STEM education

Darinka Galabova

124 - 136
- Full text (Български)

Section A: Mathematical Structures

On the pseudo-interior of Menger sponge

Vladimir Todorov

139 - 144
- Full text
A generalization of descent polynomials

Angel Raychev

145 - 150
- Full text

Section C: Education in Mathematics

Ideas on systemizing problems for solving a triangle in teaching mathematics

Ivanka M. Georgieva, Zhorzheta Angelova

153 - 171
- Full text (Български)
Multiple choice questions exam. Has the student guessed the answer by chance?

Emil Kelevedjiev

172 - 177
- Full text (Български)
Broadening the students’ horizons in the mathematics class

Mitko Kunchev

178 - 183
- Full text (Български)
The thirthieth issue of the Chernorizets Hrabar tournament – junior division

Borislav Lazarov, Albena Vassileva

184 - 189
- Full text (Български)
Mathematics curricula and their role for formation of mathematical competence for students in specialties “Programmer” and “System programmer”

Nikolaj Sirakov

190 - 195
- Full text (Български)

Discussions

The profession teacher in mathematics – the parameters of a discussion

Tanya Tonova

205 - 209
- Full text (Български)

Projects of European and National Significance

Research project DN 12/11/ December 2017-January 2022 ﬁnanced by National Science Fund at the Ministry of Education and Science: Stochastics and simulations models in the medicine, social sciences and dynamical systems

Krasimira Prodanova, Leda Minkova, Meglena Lazarova

199 - 201
- Full text (Български)

Professional Development Courses for Teachers

Statistical data analysis and computer visualization

Maroussia Slavtchova-Bojkova, Denitsa Grigorova, Emil Kamenov

213 - 216
- Full text (Български)

Preface

Preface

Anniversaries

Acad. Blagovest Sendov – the mathematician (and not only): 90 years since his birth

The legacy of Vasil A. Popov – teacher, colleague and friend

90 years of the birth of prof. Docho Dochev and to his memory (1932–2021)

Ninetieth anniversary of professor Peter Rusev

Plenary Talks

Almost-Hermitian structures, twistor spaces and harmonic maps

On certain inequalities for real-root polynomials

Invited Talks

The evolving notion of multiplicity as an invariant in singularity theory

Universal bounds for cardinalities and energy of codes in Hamming spaces

Parallelisms of PG(n, q)

Developing STEM competence in future teachers in mathematics in the trend of STEM education

Section A: Mathematical Structures

On the pseudo-interior of Menger sponge

A generalization of descent polynomials

Section C: Education in Mathematics

Ideas on systemizing problems for solving a triangle in teaching mathematics

Multiple choice questions exam. Has the student guessed the answer by chance?

Broadening the students’ horizons in the mathematics class

The thirthieth issue of the Chernorizets Hrabar tournament – junior division

Mathematics curricula and their role for formation of mathematical competence for students in specialties “Programmer” and “System programmer”

Discussions

The profession teacher in mathematics – the parameters of a discussion

Projects of European and National Significance

Research project DN 12/11/ December 2017-January 2022 ﬁnanced by National Science Fund at the Ministry of Education and Science: Stochastics and simulations models in the medicine, social sciences and dynamical systems

Professional Development Courses for Teachers

Statistical data analysis and computer visualization

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