Results 61 to 70 of about 62,191 (306)

Feedback Nash Equilibria for Linear Quadratic Descriptor Differential Games [PDF]

open access: yes
In this note we consider the non-cooperative linear feedback Nash quadratic differential game with an infinite planning horizon for descriptor systems of index one. The performance function is assumed to be indefinite.
Salmah, Y., Engwerda, J.C.
core   +1 more source

Versatile Pneumatic Twisted Coiled Actuators Enabled by Fiber‐Polymer Composite Fabrication

open access: yesAdvanced Functional Materials, EarlyView.
This work reports composite Pneumatic Twisted Coiled Actuators with embedded Kevlar fibers that convert pneumatic or hydraulic pressure into powerful linear motion. A novel precise manufacturing technique is used to systematically explore how design variables influence actuator mechanics and dynamics.
William J. Townsend   +5 more
wiley   +1 more source

Linear Quadratic Games: An Overview [PDF]

open access: yes
In this paper we review some basic results on linear quadratic differential games.We consider both the cooperative and non-cooperative case.For the non-cooperative game we consider the open-loop and (linear) feedback information structure.Furthermore the
Engwerda, J.C.
core   +1 more source

4. Quadratic equations [PDF]

open access: yes, 2015
A quadratic equation is one involving a squared term and takes on the form ax2 + bx + c = 0. Quadratic expressions are central to mathematics, and quadratic approximations are extremely useful in describing processes that are changing in direction from ...
Peter M. Higgins
core   +1 more source

Cryptanalysis of novel extended multivariate public key cryptosystem

open access: yesTongxin xuebao, 2015
The novel extended multivariate public key cryptosystem is a new security enhancement method on multivariate public key cryptosystems,which is proposed by Qiao,et al.A nonlinear invertible transformation was used,named“tame transformation”,on the ...
Xu-yun NIE, Bo LIU, Gang LU, Ting ZHONG
doaj  

Remarks on the stability of some quadratic functional equations [PDF]

open access: yesOpuscula Mathematica, 2008
Stability problems concerning the functional equations of the form \[f(2x+y)=4f(x)+f(y)+f(x+y)-f(x-y),\tag{1}\] and \[f(2x+y)+f(2x-y)=8f(x)+2f(y)\tag{2}\] are investigated.
Zygfryd Kominek
doaj  

Intersect a quartic to extract its roots

open access: yesAnnales Universitatis Paedagogicae Cracoviensis: Studia Mathematica, 2017
In this note we present a new method for determining the roots of a quartic polynomial, wherein the given quartic polynomial is intersected by a quadratic polynomial (which has two unknown coefficients) at its root point; so the root satisfies both the ...
Raghavendra G. Kulkarni
doaj   +1 more source

Polarization Sensitivity of Chiral Manganese Halide Scintillators Enables High‐Resolution X‐Ray Imaging

open access: yesAdvanced Functional Materials, EarlyView.
Highly luminescent chiral manganese halide crystals are synthesized using chiral ligands, and they exhibit dissymmetry factors up to 1.4 × 10−2 and show X‐ray detection scintillation capability with a light yield of 43 380 photons/MeV and a low detection limit of 0.05198 µGyair·s−1.
Yue Han   +9 more
wiley   +1 more source

On a new class of non-dynamical ABCD algebras for classical and quantum integrable systems

open access: yesNuclear Physics B
We consider classical and quantum non-dynamical quadratic abcd Lax algebras with classical and quantum gl(n)⊗gl(n)-valued abcd-tensors satisfying a set of quadratic non-dynamical Yang-Baxter-type equations generalizing those of Fredel and Maillet [1]. We
T. Skrypnyk
doaj   +1 more source

Flexible Dielectric Acoustic Resonator Patch for Tissue Regeneration

open access: yesAdvanced Materials, EarlyView.
A flexible dielectric acoustic resonator patch enables MHz‐range ultrasound generation through resonance amplification without using piezoelectric materials. Conformal integration on a curved substrate allows efficient acoustic delivery to tissue‐mimicking environments.
Donyoung Kang   +7 more
wiley   +1 more source

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