Results 61 to 70 of about 4,391 (152)

Optimal Portfolio Choice With Cross‐Impact Propagators

open access: yesMathematical Finance, EarlyView.
ABSTRACT We consider a class of optimal portfolio choice problems in continuous time where the agent's transactions create both transient cross‐impact driven by a matrix‐valued Volterra propagator, as well as temporary price impact. We formulate this problem as the maximization of a revenue‐risk functional, where the agent also exploits available ...
Eduardo Abi Jaber   +2 more
wiley   +1 more source

Mathematical model of non-stationary temperature distribution in the metal body produced by induction heating process

open access: yesEPJ Web of Conferences, 2016
An induction heating problem can be described by a parabolic differential equation. For this equation, specific Joule looses must be computed. It can be done by solving the Fredholm Integral Equation of the second kind for the eddy current of density ...
Rak Josef
doaj   +1 more source

Drought and salinity stress remodel Asian rice (Oryza sativa) leaf development through cell‐type‐specific regulatory programs

open access: yesNew Phytologist, EarlyView.
Osmotic stressors induce developmental and physiological changes in rice (Oryza sativa) seedlings, which are modulated by cell‐type‐specific gene expression and regulatory networks. We exposed plants to two levels of drought and salinity stress and measured the effects of these stressors on developing leaves by measuring physiological traits, ion ...
Sean M. Robertson   +6 more
wiley   +1 more source

Long‐term stability of vertical bone augmentation in implant dentistry: A domain‐based review

open access: yesPeriodontology 2000, EarlyView.
Abstract Objectives Vertical ridge deficiency remains one of the most challenging conditions in preimplant surgery. Several techniques aim to restore lost vertical alveolar height, each with specific indications and limitations. Although these procedures often yield favorable short‐term outcomes with stable bone levels, their long‐term performance is ...
Istvan Urban   +7 more
wiley   +1 more source

Shared molecular framework and bidirectional effects of osteoporosis on periodontal disease and dental implant therapy in the elderly

open access: yesPeriodontology 2000, EarlyView.
Abstract Objectives This review synthesizes evidence regarding the prevalence, epidemiological associations, and mechanistic pathways between osteoporosis, periodontal disease, and dental implant therapy. Materials and Methods A literature review was conducted to identify studies focused on: osteoporosis, periodontal disease, and dental implants ...
Samin Sirous   +4 more
wiley   +1 more source

Fast rapidly convergent penetrable scattering computations

open access: yesAdvanced Modeling and Simulation in Engineering Sciences
We present a fast high-order scheme for the numerical solution of a volume-surface integro-differential equation. Such equations arise in problems of scattering of time-harmonic acoustic and electromagnetic waves by inhomogeneous media with variable ...
Jagabandhu Paul   +3 more
doaj   +1 more source

New Phase-Fitted and Amplification-Fitted Fourth-Order and Fifth-Order Runge-Kutta-Nyström Methods for Oscillatory Problems

open access: yesAbstract and Applied Analysis, 2013
Two new Runge-Kutta-Nyström (RKN) methods are constructed for solving second-order differential equations with oscillatory solutions. These two new methods are constructed based on two existing RKN methods.
K. W. Moo   +3 more
doaj   +1 more source

Asymptotic Expansions for Approximate Solutions of Hammerstein Integral Equations with Green's Function Type Kernels

open access: yesMathematical Modelling and Analysis, 2014
We consider approximation of a nonlinear Hammerstein equation with a kernel of the type of Green's function using the Nyström method based on the composite midpoint and the composite modified Simpson rules associated with a uniform partition.
Rekha P. Kulkarni, Akshay S. Rane
doaj   +1 more source

Attenuated selective attention during visual perspective taking in autism: A combined behavior, ERP, and pupillometry study

open access: yesJournal of Child Psychology and Psychiatry, Volume 67, Issue 9, Page 1500-1512, September 2026.
Background Altered social cognition in autism may be influenced by difficulties in domain‐general functions, such as selective attention. Here, we manipulated the requirement for selective attention during a visual perspective taking (VPT) task and used neurophysiological indices to delineate underlying mechanisms.
Leonie Polzer   +7 more
wiley   +1 more source

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