Czechoslovak Mathematical Journal

# Current issue

Baogen Xu, Wanting Sun, Shuchao Li, Chunhua Li:
On the balanced domination of graphs
Published online on October 11, 2021 as doi: 10.21136/CMJ.2021.0055-20

Gábor Nyul, Gabriella Rácz:
Matchings in complete bipartite graphs and the $r$-Lah numbers
Published online on May 26, 2021 as doi: 10.21136/CMJ.2021.0148-20

Siyu Shi, Zhongrui Shi, Shujun Wu:
Weakly compact sets in Orlicz sequence spaces
Published online on June 14, 2021 as doi: 10.21136/CMJ.2021.0153-20

Eduard Marušić-Paloka:
Application of very weak formulation on homogenization of boundary value problems in porous media
Published online on April 27, 2021 as doi: 10.21136/CMJ.2021.0161-20

Stoyan Dimitrov:
Pairs of square-free values of the type $n^2+1$, $n^2+2$
Published online on June 17, 2021 as doi: 10.21136/CMJ.2021.0165-20

Carsten Dietzel, Gaurav Mittal:
Summands of finite group algebras
Published online on December 14, 2020 as doi: 10.21136/CMJ.2020.0171-20

A note on classes of structured matrices with elliptical type numerical range
Published online on February 3, 2021 as doi: 10.21136/CMJ.2021.0174-20

Jie Li:
Piecewise hereditary algebras under field extensions
Published online on June 28, 2021 as doi: 10.21136/CMJ.2021.0183-20

Ertan Elma:
On discrete mean values of Dirichlet $L$-functions
Published online on February 2, 2021 as doi: 10.21136/CMJ.2021.0189-20

Aissa Bouhali, Zohra Bendaoud, Issam Louhichi:
On the powers of quasihomogeneous Toeplitz operators
Published online on June 30, 2021 as doi: 10.21136/CMJ.2021.0193-20

Teerapat Srichan:
On the distribution of $(k,r)$-integers in Piatetski-Shapiro sequences
Published online on March 26, 2021 as doi: 10.21136/CMJ.2021.0194-20

Sooyeong Kim, Steve Kirkland:
Fiedler vectors with unbalanced sign patterns
Published online on April 16, 2021 as doi: 10.21136/CMJ.2021.0198-20

Tianxin Cai, Yong Zhang:
A variety of Euler's sum of powers conjecture
Published online on May 10, 2021 as doi: 10.21136/CMJ.2021.0210-20

Shane Chern, Dazhao Tang:
5-dissections and sign patterns of Ramanujan's parameter and its companion
Published online on February 8, 2021 as doi: 10.21136/CMJ.2021.0218-20

Jiakuan Lu, Wei Meng, Alexander Moretó, Kaisun Wu:
Notes on the average number of Sylow subgroups of finite groups
Published online on March 19, 2021 as doi: 10.21136/CMJ.2021.0229-20

Sudhansu Sekhar Rout, Abhishek Juyal:
The Mordell-Weil bases for the elliptic curve $y^2=x^3-m^2x+m^2$
Published online on March 22, 2021 as doi: 10.21136/CMJ.2021.0238-20

Alexander E. Patkowski:
A note on arithmetic Diophantine series
Published online on June 30, 2021 as doi: 10.21136/CMJ.2021.0311-20

Victor J. W. Guo, Chuanan Wei:
A $q$-congruence for a truncated $_4\varphi_3$ series
Published online on June 18, 2021 as doi: 10.21136/CMJ.2021.0317-20

Yingying Zhang:
Derived dimension via $\tau$-tilting theory
Published online on April 26, 2021 as doi: 10.21136/CMJ.2021.0321-20

Chunxu Xu, Tao Yu:
Schatten class generalized Toeplitz operators on the Bergman space
Published online on June 17, 2021 as doi: 10.21136/CMJ.2021.0336-20

Shanshan Yang, Hongbiao Jiang, Yinhe Lin:
Blow-up for 3-D compressible isentropic Navier-Stokes-Poisson equations
Published online on June 28, 2021 as doi: 10.21136/CMJ.2021.0347-20

Alexei Karlovich, Eugene Shargorodsky:
An example of a reflexive Lorentz Gamma space with trivial Boyd and Zippin indices
Published online on June 25, 2021 as doi: 10.21136/CMJ.2021.0355-20

Ji-Cai Liu, He-Xia Ni:
On two supercongruences involving Almkvist-Zudilin sequences
Published online on April 14, 2021 as doi: 10.21136/CMJ.2021.0384-20

Rishabh Agnihotri, Kalyan Chakraborty:
Sign changes of certain arithmetical function at prime powers
Published online on April 23, 2021 as doi: 10.21136/CMJ.2021.0398-20

Jiangtao Shi, Na Li:
Finite groups in which every self-centralizing subgroup is nilpotent or subnormal or a TI-subgroup
Published online on July 9, 2021 as doi: 10.21136/CMJ.2021.0512-20

Taher Bichr:
Projectively equivariant quantization and symbol on supercircle $S^{1|3}$
Published online on September 20, 2021 as doi: 10.21136/CMJ.2021.0149-19