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Related papers: Stability in controlled L-theory

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This paper deals with the stabilization of a class of linear infinite-dimensional systems with unbounded control operators and subject to a boundary disturbance. We assume that there exists a linear feedback law that makes the origin of the…

Analysis of PDEs · Mathematics 2022-10-26 Ismaïla Balogoun , Swann Marx , Franck Plestan

This paper deals with the stabilization of an anti-stable string equation with Dirichlet actuation where the instability appears because of the uncontrolled boundary condition. Then, infinitely many unstable poles are generated and an…

Optimization and Control · Mathematics 2019-04-22 Matthieu Barreau , Frédéric Gouaisbaut , Alexandre Seuret

The paper is concerned with the boundary controllability of entropy weak solutions to hyperbolic systems of conservation laws. We prove a general result on the asymptotic stabilization of a system near a constant state. On the other hand,…

Optimization and Control · Mathematics 2007-05-23 Alberto Bressan , Giuseppe Maria Coclite

This paper provides a generalization of excision theorems in controlled algebra in the context of equivariant G-theory with fibred control and families of bounded actions. It also states and proves several characteristic features of this…

K-Theory and Homology · Mathematics 2020-12-30 Gunnar Carlsson , Boris Goldfarb

This paper is concerned with controllability and stabilization properties of the dispersion generalized Benjamin equation on the periodic domain $\mathbb{T}.$ First, by assuming the control input acts on all the domain, the system is proved…

Analysis of PDEs · Mathematics 2021-10-20 Francisco J. Vielma Leal , Ademir Pastor

We consider a control problem where the system is driven by a decoupled as well as a coupled forward-backward stochastic differential equation. We prove the existence of an optimal control in the class of relaxed controls, which are…

Optimization and Control · Mathematics 2017-01-31 Fouzia Baghery , Nabil Khelfallah , Brahim Mezerdi , Isabelle Turpin

The moment method is used to prove the exact controllability of a wide class of bidimensional linear dispersive PDE's posed on the two-dimensional torus $\mathbb{T}^{2}.$ The control function is considered to be acting on a small vertical…

Analysis of PDEs · Mathematics 2022-10-18 Francisco J. Vielma Leal , Ademir Pastor

Various controllability conditions have been obtained by researchers for heterogeneous networked systems with linear dynamics. However, the literature for nonlinear, heterogeneous networked systems is comparatively less. In this paper we…

Optimization and Control · Mathematics 2024-12-18 Aleena Thomas , Abhijith Ajayakumar , Raju K. George

Any Littlestone class, or stable graph, has finite sets which function as ``virtual elements'': these can be seen from the learning side as representing hypotheses which are expressible as weighted majority opinions of hypotheses in the…

Logic · Mathematics 2025-09-01 Maryanthe Malliaris , Olga Medrano Martín del Campo , Shay Moran

This paper exploits adjacencies between the orbits of an ordered set P and a consequence of the classification of finite simple groups to, in many cases, exponentially bound the number of automorphisms. Results clearly identify the…

Combinatorics · Mathematics 2023-09-12 Bernd S. W. Schröder

We consider control systems of the type $\dot x = A x +\alpha(t)bu$, where $u\in\R$, $(A,b)$ is a controllable pair and $\alpha$ is an unknown time-varying signal with values in $[0,1]$ satisfying a persistent excitation condition i.e.,…

Optimization and Control · Mathematics 2009-05-18 Yacine Chitour , Mario Sigalotti

In the present article we study the stabilization of first-order linear integro-differential hyperbolic equations. For such equations we prove that the stabilization in finite time is equivalent to the exact controllability property. The…

Optimization and Control · Mathematics 2015-11-04 Jean-Michel Coron , Long Hu , Guillaume Olive

In this article, we study the control aspects of the one-dimensional compressible Navier-Stokes equations with Maxwell's law linearized around a constant steady state with zero velocity. We consider the linearized system with Dirichlet…

Analysis of PDEs · Mathematics 2022-10-24 Sakil Ahamed , Debanjana Mitra

The Farrell-Jones Fibered Isomorphism Conjecture for the stable topological pseudoisotopy theory has been proved for several classes of groups. For example for discrete subgroups of Lie groups, virtually poly-infinite cyclic groups, Artin…

K-Theory and Homology · Mathematics 2011-03-03 S. K. Roushon

Sufficient conditions for the controllability of a conservative reduced system are given. Several examples illustrating the theory are also presented.

Optimization and Control · Mathematics 2007-05-23 Petre Birtea , Mircea Puta , Tudor S. Ratiu

We develop a stability theory for contractive local IFSs on compact metric spaces. Unlike the classical global setting, local systems may exhibit a richer symbolic and geometric structure, including code spaces that are not of finite type…

Dynamical Systems · Mathematics 2026-05-05 Elismar R. Oliveira , Paulo Varandas

Let $\mathcal{O}$ be the ring of integers of a finite extension of $\mathbb{Q}_p$. We prove two control theorems for fine Selmer groups of general cofinitely generated modules over $\mathcal{O}$. We apply these control theorems to compare…

Number Theory · Mathematics 2022-01-27 Jeffrey Hatley , Debanjana Kundu , Antonio Lei , Jishnu Ray

It is well-known that the controllability of finite-dimensional nonlinear systems can be established by showing the controllability of the linearized system. However, this classical result does not generalize to infinite-dimensional…

Optimization and Control · Mathematics 2021-07-29 Bernd Kolar , Markus Schöberl

Designing accurate yet robust tracking controllers with tight performance guarantees for Lagrangian systems is challenging due to nonlinear modeling uncertainties and conservative stability criteria. This article proposes a…

Systems and Control · Electrical Eng. & Systems 2024-06-06 Giulio Evangelisti , Cosimo Della Santina , Sandra Hirche

The semilinear beam equation with impulses, memory and delay is considered. We obtain the approximate controllability. This is done by employing a technique that avoids fixed point theorems and pulling back the control solution to a fixed…

Optimization and Control · Mathematics 2017-11-15 Alexander Carrasco , Cristi Guevara , Hugo Leiva
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