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EOR
2006
81views more  EOR 2006»
15 years 6 months ago
A note on duality gap in the simple plant location problem
This paper studies the duality gap in the simple plant location problem, and presents general formulas for the gap when certain complementary slackness conditions are satisfied. W...
Nenad Mladenovic, Jack Brimberg, Pierre Hansen
JSCIC
2008
66views more  JSCIC 2008»
15 years 6 months ago
Substructuring Preconditioners for Mortar Discretization of a Degenerate Evolution Problem
In this paper we present new efficient variants of structured preconditioners for algebraic linear systems arising from the mortar discretization of a degenerate parabolic system o...
Micol Pennacchio, Valeria Simoncini
SIAMAM
2008
60views more  SIAMAM 2008»
15 years 6 months ago
Voltage and Current Excitation for Time-Harmonic Eddy-Current Problems
We want to give a systematic presentation of voltage or current intensity excitation for time-harmonic eddy-current problems. The key point of our approach resides in a suitable p...
Ana Alonso Rodríguez, Alberto Valli
TNN
2008
108views more  TNN 2008»
15 years 6 months ago
A Novel Recurrent Neural Network for Solving Nonlinear Optimization Problems With Inequality Constraints
This paper presents a novel recurrent neural network for solving nonlinear optimization problems with inequality constraints. Under the condition that the Hessian matrix of the ass...
Youshen Xia, Gang Feng, Jun Wang
CMA
2010
90views more  CMA 2010»
15 years 3 months ago
Neumann problems with time singularities
: In this paper we study the existence and uniqueness of solutions to a nonlinear Neumann problem for a scalar second order ordinary differential equation u = a t u + f(t, u, u ), ...
Irena Rachunková, Svatoslav Stanek, Ewa Wei...