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» The Shortcut Problem - Complexity and Approximation
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139
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AMC
2006
105views more  AMC 2006»
15 years 4 months ago
Stable numerical methods for conservation laws with discontinuous flux function
We develop numerical methods for solving nonlinear equations of conservation laws with flux function that depends on discontinuous coefficients. Using a relaxation approximation, ...
Mohammed Seaïd
148
Voted
FOCM
2007
76views more  FOCM 2007»
15 years 4 months ago
Risk Bounds for Random Regression Graphs
We consider the regression problem and describe an algorithm approximating the regression function by estimators piecewise constant on the elements of an adaptive partition. The pa...
Andrea Caponnetto, Steve Smale
90
Voted
SIAMAM
2008
80views more  SIAMAM 2008»
15 years 4 months ago
Asymmetric Channel Divider in Stokes Flow
This article examines the classic problem of Stokes flow into a divided channel with, in contrast to previous literature, the divider barrier asymmetrically placed with respect to ...
I. David Abrahams, Anthony M. J. Davis, Stefan G. ...
CORR
2002
Springer
133views Education» more  CORR 2002»
15 years 4 months ago
Sequential and Parallel Algorithms for Mixed Packing and Covering
We describe sequential and parallel algorithms that approximately solve linear programs with no negative coefficients (a.k.a. mixed packing and covering problems). For explicitly ...
Neal E. Young
126
Voted
MOC
2002
86views more  MOC 2002»
15 years 4 months ago
Hermite interpolation of nonsmooth functions preserving boundary conditions
Abstract. This article is devoted to the construction of a Hermite-type regularization operator transforming functions that are not necessarily C1 into globally C1 finite-element f...
V. Girault, L. R. Scott