Geodesic

Volume 27 (2019) no. 1

Sommaire

Volodymyr Kyrychenko (to the 75th anniversary)
p. C-E
On hereditary reducibility of 2-monomial matrices over commutative rings
p. 1-11
On indices and eigenvectors of quivers
p. 12-19
Generalized classes of suborbital graphs for the congruence subgroups of the modular group
p. 20-36
The lattice of quasivarietes of modules over a~Dedekind ring
p. 37-49
On the number of topologies on a finite set
p. 50-57
Conjugacy in finite state wreath powers of finite permutation groups
p. 58-69
On free vector balleans
p. 70-74
Classification of homogeneous Fourier matrices
p. 75-84
A Ramsey algebraic study of matrices
p. 85-98
On certain families of sparse numerical semigroups with Frobenius number even
p. 99-116
Planarity of a spanning subgraph of~the~intersection graph of ideals of~a~commutative ring~II, Quasilocal Case
p. 117-143
Representations of ordered doppelsemigroups by~binary relations
p. 144-154