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We study a hierarchical control problem for stochastic parabolic equations involving gradient terms. We employ the Stackelberg-Nash strategy with two leaders and two followers. The leaders are responsible for selecting the policy targeting…

Optimization and Control · Mathematics 2024-07-31 Omar Oukdach , Said Boulite , Abdellatif Elgrou , Lahcen Maniar

We study a Stackelberg strategy subject to the evolutionary linearized micropolar fluids equations in domains with moving boundaries, considering a Nash multi-objective equilibrium (non necessarily cooperative) for the "follower players"…

Analysis of PDEs · Mathematics 2025-01-14 Isaías Pereira de Jesus

The main purpose of this paper is to apply the notion of hierarchical control to a coupled degenerate non linear parabolic equations. We use the Stackelberg-Nash strategy with one leader and two followers. The followers solve a Nash…

Combinatorics · Mathematics 2023-01-16 Landry Djomegne , Cyrille Kenne , René Dorville , Pascal Zongo

This paper deals with the hierarchical control of the anisotropic heat equation with dynamic boundary conditions and drift terms. We use the Stackelberg-Nash strategy with one leader and two followers. To each fixed leader, we find a Nash…

Optimization and Control · Mathematics 2021-09-07 Idriss Boutaayamou , Lahcen Maniar , Omar Oukdach

In this paper, we apply the hierarchical strategy to a semilinear weakly degenerate parabolic equation involving a gradient term. We use the Stackelberg-Nash strategy with one leader which tries to drive the solution to zero and two…

Optimization and Control · Mathematics 2022-09-27 Landry Djomegne , Cyrille Kenne , René Dorville , Pascal Zongo

This paper deals with the hierarchical control of the parabolic equation.We use Stackelberg{Nash strategies. As usual, we consider one leader and two followers. To each leader we associate a Nash equilibrium corresponding to a bi-objective…

Analysis of PDEs · Mathematics 2019-12-03 M. R. Nuñez-Chávez , J. Límaco

We study the Stackelberg-Nash null controllability of a coupled system governed by two linear forward stochastic parabolic equations. The system includes one leader control localized in a subset of the domain, two additional leader controls…

Optimization and Control · Mathematics 2025-01-23 Abdellatif Elgrou , Omar Oukdach

This paper concerns with the hierarchical control of the semilinear parabolic equations with interior degeneracy. By a Stackelberg-Nash strategy, we consider the linear and semilinear system with one leader and two followers. First, for any…

Optimization and Control · Mathematics 2023-10-31 Hang Gao , Wei Yang , Muming Zhang

This paper is concerned with the application of Stackelberg-Nash strategies to control fourth order linear and semi-linear parabolic equations. We assume that the system is acted through a hierarchy of distributed controls: one main control…

Optimization and Control · Mathematics 2022-11-02 Bo You , Fang Li

In this paper we use a Stackelberg-Nash strategy to show the local null controllability of a parabolic equation where the diffusion coefficient is the product of a degenerate function in space and a nonlocal term. We consider one control…

Optimization and Control · Mathematics 2025-09-25 Juan Límaco , João Carlos Barreira , Suerlan Silva , Luis P. Yapu

This paper deals with a hierarchical multi-objective control problem for forward stochastic parabolic equations with dynamic boundary conditions. The controls are divided into two classes: leaders and followers. The goal of the leaders is…

Optimization and Control · Mathematics 2024-05-27 Omar Oukdach , Said Boulite , Abdellatif Elgrou , Lahcen Maniar

In this paper we consider the one-phase Stefan problem with surface tension, set in a two-dimensional strip-like geometry, with periodic boundary conditions respect to the horizontal direction $x_1\in\mathbb{T}$. We prove that the system is…

Optimization and Control · Mathematics 2022-09-09 Borjan Geshkovski , Debayan Maity

In this paper we use a Stackelberg-Nash strategy to show the local null controllability of a semilinear parabolic equation in one-dimension defined in a non-cylindrical domain where the diffusion coefficient degenerates at one point of the…

Analysis of PDEs · Mathematics 2025-10-02 Alfredo S. Gamboa , Juan Limaco , Luis P. Yapu

This paper deals with the exact controllability to the trajectories of the one--phase Stefan problem in one spatial dimension. This is a free-boundary problem that models solidification and melting processes. It is assumed that the physical…

Analysis of PDEs · Mathematics 2024-02-02 Jon Asier Bárcena-Petisco , Enrique Fernández-Cara , Diego A. Souza

This paper concerns the null controllability of the two-phase 1D Stefan problem with distributed controls. This is a free-boundary problem that models solidification or melting processes. In each phase, a parabolic equation, completed with…

Optimization and Control · Mathematics 2024-02-13 Raul K. C. Araújo , Enrique Fernández-Cara , Juan Límaco , Diego A. Souza

In this paper, motivated by a physics problem, we investigate some numerical and computational aspects for the problem of hierarchical controllability in a one-dimensional wave equation in domains with a moving boundary. Some controls act…

Optimization and Control · Mathematics 2021-08-05 Pitágoras P. de Carvalho , Olímpio P. de Sá Neto

In this article, we investigate certain theoretical aspects of the hierarchical controllability problem in one-dimensional wave equations within a moving domain using Stackelberg strategy. The controls are applied along a portion of the…

Analysis of PDEs · Mathematics 2025-04-02 Pedro Paulo A. Oliveira , Isaías P. de Jesus , Gilcenio R. de Sousa-Neto

This paper deals with a multi-objective control problem for a class of nonlocal parabolic equations, where the non-locality is expressed through an integral kernel. We present the Stackelberg strategy that combines the concepts of…

Optimization and Control · Mathematics 2023-02-07 Landry Djomegne , Cyrille Kenne

The main objective of this paper is to study the hierarchical exact controllability for a parabolic equation with Hardy potential by Stackelberg-Nash strategy. In linear case, we employ Lax-Milgram theorem to prove the existence of an…

Optimization and Control · Mathematics 2025-09-11 Haiyang Lin , Bo You

This manuscript deals with a hierarchical control problem for Oldroyd equation under the Stackelberg-Nash strategy. The Oldroyd equation model is defined by non-regular coefficients, that is, they are bounded measurable functions. We assume…

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