Frontmatter

Articles in the same Issue

1. Frontmatter
2. On the matching arrangement of a graph and properties of its characteristic polynomial
3. Realization of even permutations of even degree by products of four involutions without fixed points
4. On implicit extensions in many-valued logic
5. On radio graceful Hamming graphs of any diameter
6. Limit joint distribution of the statistics of «Monobit test», «Frequency Test within a Block» and «Test for the Longest Run of Ones in a Block»
7. Resistance distance and Kirchhoff index of two kinds of double join operations on graphs