Results 91 to 100 of about 5,883,075 (295)

Enriched P1-Conforming Methods for Elliptic Interface Problems with Implicit Jump Conditions

open access: yesAdvances in Mathematical Physics, 2018
We develop a numerical method for elliptic interface problems with implicit jumps. To handle the discontinuity, we enrich usual P1-conforming finite element space by adding extra degrees of freedom on one side of the interface.
Gwanghyun Jo, Do Y. Kwak
doaj   +1 more source

On Backlund transformations and identities in bilinear form [PDF]

open access: yesJournal of Physics A: Mathematical and General, 1990
Summary: For bilinear equations of the form \(P(D)f\cdot f=0\) we find all possibilities for rewriting \(g^ 2P(D)f\cdot f-f^ 2P(D)g\cdot g=0\) in the form \(Q(D)f\cdot g=0\). This is the first step in finding a Bäcklund transformation.
openaire   +3 more sources

A simple encompassing test for the deterministic and bilinear unit root models [PDF]

open access: yes, 2005
A new parameters’ encompassing test is proposed for deciding between the deterministic unit root processes with a structural break and the bilinear unit root model without such break.
Charemza, W.W., Makarova, S.
core  

A Geographic Information System (GIS)–CRiteria Importance Through Intercriteria Correlation (CRITIC) Framework for Selecting Solar Photovoltaics Sites: A Case Study

open access: yesEnergy Science &Engineering, EarlyView.
A novel framework integrating environmental constraints, topography, infrastructure accessibility, and solar irradiation was developed to identify optimal utility‐scale solar photovoltaics (PV) sites in Lithuania. Western and central Lithuania showed the highest suitability for future solar PV expansion.
Mahyar Kamali Saraji   +3 more
wiley   +1 more source

On the Discriminants of a Bilinear Form [PDF]

open access: yesCanadian Mathematical Bulletin, 1959
Wild Jonathan, Prince Albert, null Sask
openaire   +1 more source

Ambiguity‐Aware Receding‐Horizon Optimization of Wind‐Hybrid Energy Storage Systems Using Type‐3 Fuzzy Modeling for Multimarket Participation

open access: yesEnergy Science &Engineering, EarlyView.
A Type‐3 fuzzy ambiguity encoder converts rolling wind, price, reserve‐activation, and confidence features into central estimates and nested uncertainty bounds. These parameters are updated within a receding‐horizon MILP/MIQP that coordinates wind, battery, and supercapacitor capacity across day‐ahead and ancillary‐service markets.
Shurong Yan   +5 more
wiley   +1 more source

Linear Subspaces of Solutions Applied to Hirota Bilinear Equation

open access: yesAceh International Journal of Science and Technology, 2012
Linear subspace of solution is applied to Boussinesq and Kadomtseve-Petviashvili (KP) equations using Hirota bilinear transformation. A sufficient and necessary condition for the existence of linear subspaces of exponential travelling wave solutions to ...
M. Y. Adamu, E. Suleiman
doaj  

Bilinear form and soltion solutions for (3+1)-dimensional negative-order KdV-CBS equation

open access: yesOpen Physics
This article investigates a significant mathematical model for multiwave interactions. For the first time, the bilinear form of the (3+1)-dimensional negative-order Korteweg–de Vries (KdV)-Calogero–Bogoyavlenskii–Schiff (CBS) equation is derived using ...
Chen Dan
doaj   +1 more source

A Gram determinant for Lickorish's bilinear form

open access: yes, 2011
We use the Jones–Wenzl idempotents to construct a basis of the Temperley–Lieb algebra TLn. This allows a short calculation for a Gram determinant of Lickorish's bilinear form on the Temperley–Lieb algebra.
XUANTING CAI
core   +1 more source

Immersed Boundary Projection Method for Boundaries With Slip Velocities

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
A formulation of the immersed boundary method for incompressible flow over arbitrarily‐shaped bodies with surface slip described by the Navier boundary condition is presented. The wall slip velocity and the boundary force are determined implicitly through a projection to satisfy both the boundary condition and the divergence‐free condition of the ...
Takehiro Fujii, Takeshi Omori
wiley   +1 more source

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