scholarly journals Linear Stochastic Dyadic Model

2021 ◽  
Vol 183 (2) ◽  
Author(s):  
Luigi Amedeo Bianchi ◽  
Francesco Morandin

AbstractWe discuss a stochastic interacting particles’ system connected to dyadic models of turbulence, defining suitable classes of solutions and proving their existence and uniqueness. We investigate the regularity of a particular family of solutions, called moderate, and we conclude with existence and uniqueness of invariant measures associated with such moderate solutions.

1993 ◽  
Vol 6 (4) ◽  
pp. 385-406 ◽  
Author(s):  
N. U. Ahmed ◽  
Xinhong Ding

We consider a nonlinear (in the sense of McKean) Markov process described by a stochastic differential equations in Rd. We prove the existence and uniqueness of invariant measures of such process.


1998 ◽  
Vol 18 (5) ◽  
pp. 1049-1073 ◽  
Author(s):  
N. CHERNOV ◽  
R. MARKARIAN ◽  
S. TROUBETZKOY

We study Anosov diffeomorphisms on surfaces in which some small ‘holes’ are cut. The points that are mapped into those holes disappear and never return. We assume that the holes are arbitrary open domains with piecewise smooth boundary, and their sizes are small enough. The set of points whose trajectories never enter holes under the past iterations of the map is a Cantor-like union of unstable fibers. We establish the existence and uniqueness of a conditionally invariant measure on this set, whose conditional distributions on unstable fibers are smooth. This generalizes previous works by Pianigiani, Yorke, and others.


1971 ◽  
Vol 8 (1) ◽  
pp. 43-51 ◽  
Author(s):  
E. Seneta

This paper was initially motivated by a problem raised earlier by the author (Seneta (1969), Section 5.3) viz. that of the existence and uniqueness of an invariant measure for a supercritical Galton-Watson process with immigration; and, indeed, in the sequel we show that such a measure always exists, but is not in general unique.


1971 ◽  
Vol 8 (01) ◽  
pp. 43-51 ◽  
Author(s):  
E. Seneta

This paper was initially motivated by a problem raised earlier by the author (Seneta (1969), Section 5.3) viz. that of the existence and uniqueness of an invariant measure for a supercritical Galton-Watson process with immigration; and, indeed, in the sequel we show that such a measure always exists, but is not in general unique.


2011 ◽  
Vol 144 (6) ◽  
pp. 1171-1185 ◽  
Author(s):  
Z. Brzeźniak ◽  
F. Flandoli ◽  
M. Neklyudov ◽  
B. Zegarliński

Nonlinearity ◽  
2016 ◽  
Vol 29 (3) ◽  
pp. 1156-1169 ◽  
Author(s):  
Luisa Andreis ◽  
David Barbato ◽  
Francesca Collet ◽  
Marco Formentin ◽  
Luigi Provenzano

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