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2022, Volume 518  

| General information | Contents |


Combinatorics and graph theory. Part XIII


Every $3$-connected graph on at least $13$ vertices has a contractible set on $5$ vertices
N. Yu. Vlasova
5–93
On the chromatic numbers of $3$-dimensional slices
V. A. Voronov, A. Ya. Kanel-Belov, G. A. Strukov, D. D. Cherkashin
94–113
Restriction on minimum degree in the contractible sets problem
N. A. Karol
114–123
On the reconstruction of graphs of connectivity $2$ having a $2$-vertex set dividing this graph into at least $3$ parts
D. V. Karpov
124–151
On WL-rank and WL-dimension of some Deza dihedrants
G. K. Ryabov, L. V. Shalaginov
152–172
Injective proofs of log concavity for some combinatorial sequences
A. I. Khrabrov
173–191
On the chromatic numbers of Johnson-type graphs
D. D. Cherkashin
192–200
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