Wojciech Cygan

α-stable random walk has massive thorns

We introduce and study a class of random walks defined on the integer lattice

Heat content for convolution semigroups

\mathbb{Z} ^d

On recurrence of the multidimensional Lindley process

-- a discrete space and time counterpart of the symmetric

On massive sets for subordinated random walks

\alpha

ASYMPTOTIC BEHAVIOR OF DENSITIES OF UNIMODAL CONVOLUTION SEMIGROUPS

-stable process in

Limit theorems for random walks

\mathbb{R} ^d

Asymptotic formula for subordinated random walks

. When

A note on the generalized heat content for L\'evy processes

0< \alpha <2

Oscillating heat kernels on ultrametric spaces

any coordinate axis in

On the rate of convergence in the central limit theorem for hierarchical Laplacians

\mathbb{Z} ^d