Results 41 to 50 of about 14,925 (304)

Random sums of random vectors and multitype families of productive individuals

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
We prove limit theorems for a family of random vectors whose coordinates are a special form of random sums of Bernoulli random variables. Applying these limit theorems, we study the number of productive individuals in n-type indecomposable critical ...
I. Rahimov, H. Muttlak
doaj   +1 more source

Strong limit theorems for anisotropic self-similar fields

open access: yesModern Stochastics: Theory and Applications, 2014
Our paper starts from presentation and comparison of three definitions for the self-similar field. The interconnection between these definitions has been established.
V. Makogin, Yu. Mishura
doaj   +1 more source

Limit theorems for monochromatic stars

open access: yesRandom Structures & Algorithms, 2019
LetT(K1,r,Gn) be the number of monochromatic copies of ther‐starK1,rin a uniformly random coloring of the vertices of the graphGn. In this paper we provide a complete characterization of the limiting distribution ofT(K1,r,Gn), in the regime whereis bounded, for any growing sequence of graphsGn.
Bhaswar B. Bhattacharya, Sumit Mukherjee
openaire   +4 more sources

Programmable 2D Magnetic Clusterphenes With High Curie Temperature and Strong Magnetic Anisotropy via Cluster Assembly and Ligand Synergy

open access: yesAdvanced Functional Materials, EarlyView.
Programmable 2D magnetic clusterphenes are realized through a ligand‐mediated cluster‐assembly strategy. Direct linking of magnetic superatomic clusters enhances electron delocalization and symmetry breaking, enabling the concurrent strengthening of magnetic exchange interactions and spin–orbit coupling.
Junxiang Fu   +13 more
wiley   +1 more source

Functional central limit theorems on Lie groups: A survey [PDF]

open access: yes, 1998
The general solution of the functional central limit problems for triangular arrays of random variables with values in a Lie group is described. The role of processes of finite variation is clarified.
Gyula Pap, Pap, Gyula
core  

Random polytopes: Central limit theorems for intrinsic volumes [PDF]

open access: yes, 2018
Short and transparent proofs of central limit theorems for intrinsic volumes of random polytopes in smooth convex bodies are presented. They combine different tools such as estimates for floating bodies with Stein’s method from probability theory.
Nicola Turchi   +5 more
core   +1 more source

High‐Performance n‐Type Organic Thermoelectrics Enabled by Control Over Microstructure, Orientation and Contact Plane in Naphthalenediimide‐Bithiazole‐Copolymer Films

open access: yesAdvanced Functional Materials, EarlyView.
Effective control over the crystalline contact plane and microstructure of a naphthalenediimide‐bithiazole copolymer enables high‐performance n‐type thermoelectrics. While rubbing alignment induces a detrimental edge‐on orientation, subsequent solvent vapor‐induced re‐orientation facilitates a favorable mixed face‐on/edge‐on morphology.
Suhao Wang   +13 more
wiley   +1 more source

Spin and Charge Control of Topological End States in Chiral Graphene Nanoribbons on a 2D Ferromagnet

open access: yesAdvanced Materials, EarlyView.
Chiral graphene nanoribbons on a ferromagnetic gadolinium‐gold surface alloy display tunable spin and charge states at their termini. Atomic work function variations and exchange fields enabe transitions between singlet, doublet, and triplet configurations.
Leonard Edens   +8 more
wiley   +1 more source

Equivalence of ensembles for two-species zero-range invariant measures [PDF]

open access: yes, 2008
We study the equivalence of ensembles for stationary measures of interacting particle systems with two conserved quantities and unbounded local state space.
Grosskinsky, Stefan
core   +1 more source

Convergence Theorems for Partial Sums of Arbitrary Stochastic Sequences

open access: yesJournal of Inequalities and Applications, 2010
By using Doob's martingale convergence theorem, this paper presents a class of strong limit theorems for arbitrary stochastic sequence. Chow's two strong limit theorems for martingale-difference sequence and Loève's and Petrov's strong limit ...
Wang Xiaosheng, Guo Haiying
doaj  

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