Vol. 107 No. 1 (2023)

Published: 2023-02-01

Articles

Regularity of powers of bipartite graphs

A. Kumar, R. I. Kumar
A sharp upper bound for the sum of reciprocals of least common multiples II

S. A Hong, M. L. Huang, Y. L. Li
A new \(q\)-analogue of Van Hamme's (A.2) supercongruence

V. J. Guo
On the divisibility among power LCM matrices on gcd-closed sets

G. Y. Zhu, M. Li
Tight universal sums of \(m\)-gonal numbers

J. Ju, M. Kim
A note on the number of solutions of ternary purely exponential Diophantine equations

Ya. Fujita, M.-H. Le, N. Terai
The second shifted difference of partitions and its applications

K. Gomez, J. Males, L. Rolen
Euler-Kronecker constants for cyclotomic fields

L. Hong, K. Ono, S. Zhang
Smoothness in pencils of hypersurfaces over finite fields

S. Asgarli, D. Ghioca
A characterisation of matrix rings

D. R. Goyal, D. Khurana
Quasicontinuity, nonattracting points, distributive chaos and resistance to disruptions
Oscillation of impulsive linear differential equations with discontinuous solutions

S. Doğru Akgöl
On C*-algebras which detect nuclearity

F. Pop
On 2-transitive sets of equiangular lines

U. Dempwolff, W. M. Kantor
Contact surgery graphs

M. Kegel, S. Onaran
New optimal linear codes over \(\mathcal {Z_4}\)

H. C. Tang, D. Suprijanto

Abstracts of PhD Theses