- Algebra 9
- Mathematics, general 7
- Analysis 4
- Applications of Mathematics 4
- Discrete Mathematics 4
- Group Theory and Generalizations 4
- Theoretical, Mathematical and Computational Physics 4
- Artificial Intelligence 3
- Mathematical Logic and Foundations 3
- Software Engineering 3
- Algorithm Analysis and Problem Complexity 2
- Computation by Abstract Devices 2
- Logic 2
- Order, Lattices, Ordered Algebraic Structures 2
- Philosophy of Science 2
- Computer Communication Networks 1
- Computers and Education 1
- Discrete Mathematics in Computer Science 1
- Geometry 1
- Logics and Meanings of Programs 1