A note on the Birkhoff ergodic theorem
N Sandrić - Results in mathematics, 2017 - Springer
The classical Birkhoff ergodic theorem states that for an ergodic Markov process the limiting
behaviour of the time average of a function (having finite p-th moment, p ≥ 1 p≥ 1, with …
behaviour of the time average of a function (having finite p-th moment, p ≥ 1 p≥ 1, with …
Semigroup properties of solutions of SDEs driven by Lévy processes with independent coordinates
T Kulczycki, M Ryznar - Stochastic Processes and their Applications, 2020 - Elsevier
We study the stochastic differential equation d X t= A (X t−) d Z t, X 0= x, where Z t=(Z t (1),…,
Z t (d)) T and Z t (1),…, Z t (d) are independent one-dimensional Lévy processes with …
Z t (d)) T and Z t (1),…, Z t (d) are independent one-dimensional Lévy processes with …
Cauchy problem of the non-self-adjoint Gauss–Laguerre semigroups and uniform bounds for generalized Laguerre polynomials
We propose a new approach to construct the eigenvalue expansion in a weighted Hilbert
space of the solution to the Cauchy problem associated to Gauss–Laguerre invariant …
space of the solution to the Cauchy problem associated to Gauss–Laguerre invariant …
[HTML][HTML] Homogenization of periodic diffusion with small jumps
N Sandrić - Journal of mathematical analysis and applications, 2016 - Elsevier
In this paper, we study the homogenization of a diffusion process with jumps, that is, Feller
process generated by an integro-differential operator. This problem is closely related to the …
process generated by an integro-differential operator. This problem is closely related to the …
Stationary distribution of stochastic population dynamics with infinite delay
This paper examines the stationary distribution of the stochastic Lotka-Volterra model with
infinite delay. Since the solutions of stochastic functional or delay differential equations …
infinite delay. Since the solutions of stochastic functional or delay differential equations …
Local densities for a class of degenerate diffusions
We study a class of R^d-valued continuous strong Markov processes that are generated,
only locally, by an ultra-parabolic operator with coefficients that are regular wrt the intrinsic …
only locally, by an ultra-parabolic operator with coefficients that are regular wrt the intrinsic …
[HTML][HTML] Progressive intrinsic ultracontractivity and heat kernel estimates for non-local Schrödinger operators
K Kaleta, RL Schilling - Journal of Functional Analysis, 2020 - Elsevier
We study the long-time asymptotic behaviour of semigroups generated by non-local
Schrödinger operators of the form H=− L+ V; the free operator L is the generator of a …
Schrödinger operators of the form H=− L+ V; the free operator L is the generator of a …
[PDF][PDF] Scale invariant boundary Harnack principle at infinity for Feller processes
arXiv:1510.04569v2 [math.PR] 15 Nov 2015 Page 1 arXiv:1510.04569v2 [math.PR] 15 Nov
2015 Scale invariant boundary Harnack principle at infinity for Feller processes Panki Kim∗ …
2015 Scale invariant boundary Harnack principle at infinity for Feller processes Panki Kim∗ …
Itô-SDE MCMC method for Bayesian characterization of errors associated with data limitations in stochastic expansion methods for uncertainty quantification
This paper is concerned with the characterization and the propagation of errors associated
with data limitations in polynomial-chaos-based stochastic methods for uncertainty …
with data limitations in polynomial-chaos-based stochastic methods for uncertainty …
Long-time behavior for a class of Feller processes
N Sandrić - Transactions of the American mathematical society, 2016 - ams.org
In this paper, as a main result, we derive a Chung-Fuchs type condition for the recurrence of
Feller processes associated with pseudo-differential operators. In the Lévy process case …
Feller processes associated with pseudo-differential operators. In the Lévy process case …