Results 81 to 90 of about 31,256 (206)

Adaptive mixing formation control of multiquadrotor unmanned aerial vehicle systems

open access: yesAsian Journal of Control, Volume 28, Issue 3, Page 1073-1085, May 2026.
Abstract This paper presents a distributed adaptive mixing control (AMC) design for formation maintenance of systems of multiquadrotor UAVs (q‐UAVs) during commanded path‐tracking maneuvers. The proposed formation control scheme has a two‐level structure. The high level defines the desired trajectories for rigid and persistent formation acquisition and
Nasrettin Köksal   +2 more
wiley   +1 more source

Entropy Measures as Geometrical Tools in the Study of Cosmology

open access: yesEntropy, 2017
Classical chaos is often characterized as exponential divergence of nearby trajectories. In many interesting cases these trajectories can be identified with geodesic curves.
Gilbert Weinstein   +6 more
doaj   +1 more source

A Short‐Rate Model With Stochastic Long‐Term Mean and Volterra‐Type Memory: Risk Implications for Bonds and Option Pricing

open access: yesApplied Stochastic Models in Business and Industry, Volume 42, Issue 3, May/June 2026.
ABSTRACT Traditional short‐rate models introduce volatility directly into the instantaneous rate via Brownian shocks. However, empirical data suggest that short‐term interest rates exhibit smoother behavior than such models imply. We propose a two‐factor Gaussian short‐rate model in which the short rate is a deterministic exponential filter of a ...
Allan Jonathan da Silva
wiley   +1 more source

Applications of the New Compound Riccati Equations Rational Expansion Method and Fan's Subequation Method for the Davey-Stewartson Equations

open access: yesBoundary Value Problems, 2010
We used what we called extended Fan's sub-equation method and a new compound Riccati equations rational expansion method to construct the exact travelling wave solutions of the Davey-Stewartson (DS) equations. The basic idea of the proposed extended Fan'
Zedan Hassan
doaj  

Ultradiscrete Painlevé VI with Parity Variables

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
We introduce a ultradiscretization with parity variables of the q-difference Painlevé VI system of equations. We show that ultradiscrete limit of Riccati-type solutions of q-Painlevé VI satisfies the ultradiscrete Painlevé VI system of equations with the
Kouichi Takemura, Terumitsu Tsutsui
doaj   +1 more source

Almost Automorphy and Riccati Equation [PDF]

open access: yesDifferential Equations and Dynamical Systems, 2016
11 ...
openaire   +3 more sources

Long term behavior of solutions for Riccati initial-value problems

open access: yesElectronic Journal of Differential Equations, 2008
The Riccati equation has been known since the early 1700s. Numerous papers have been written on the solvability of its special cases. However, to the best of our knowledge, there are no papers that investigate the exact (equation specific) conditions
Stefan C. Johnson   +2 more
doaj  

Approximate analytical solutions of distributed order fractional Riccati differential equation

open access: yesAin Shams Engineering Journal, 2018
In this paper, the combined Laplace transform and new homotopy perturbation method is employed for solving a special class of the distributed order fractional Riccati equation.
Hossein Aminikhah   +2 more
doaj   +1 more source

Analytical study of reaction diffusion Lengyel-Epstein system by generalized Riccati equation mapping method. [PDF]

open access: yesSci Rep, 2023
Ahmed N   +7 more
europepmc   +1 more source

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