Artigos com autorizações de acesso público - I.G. Graham Saiba mais
23 artigos disponíveis publicamente
Quasi-Monte Carlo methods for elliptic PDEs with random coefficients and applications
IG Graham, FY Kuo, D Nuyens, R Scheichl, IH Sloan
Journal of Computational Physics 230 (10), 3668-3694, 2011
Autorizações: Research Foundation (Flanders)
Quasi-Monte Carlo finite element methods for elliptic PDEs with lognormal random coefficients
IG Graham, FY Kuo, JA Nichols, R Scheichl, C Schwab, IH Sloan
Numerische Mathematik 131, 329-368, 2015
Autorizações: Australian Research Council, UK Engineering and Physical Sciences Research …
Applying GMRES to the Helmholtz equation with shifted Laplacian preconditioning: what is the largest shift for which wavenumber-independent convergence is guaranteed?
MJ Gander, IG Graham, EA Spence
Numerische Mathematik 131 (3), 567-614, 2015
Autorizações: UK Engineering and Physical Sciences Research Council
Filon--Clenshaw--Curtis rules for highly oscillatory integrals with algebraic singularities and stationary points
V Domínguez, IG Graham, T Kim
SIAM Journal on Numerical Analysis 51 (3), 1542-1566, 2013
Autorizações: UK Engineering and Physical Sciences Research Council
The Helmholtz equation in heterogeneous media: a priori bounds, well-posedness, and resonances
IG Graham, OR Pembery, EA Spence
Journal of Differential Equations 266 (6), 2869-2923, 2019
Autorizações: UK Engineering and Physical Sciences Research Council
Analysis of circulant embedding methods for sampling stationary random fields
IG Graham, FY Kuo, D Nuyens, R Scheichl, IH Sloan
SIAM Journal on Numerical Analysis 56 (3), 1871-1895, 2018
Autorizações: Australian Research Council
Domain decomposition preconditioning for the high-frequency time-harmonic Maxwell equations with absorption
M Bonazzoli, V Dolean, I Graham, E Spence, PH Tournier
Mathematics of Computation 88 (320), 2559-2604, 2019
Autorizações: UK Engineering and Physical Sciences Research Council, Agence Nationale de …
Domain decomposition with local impedance conditions for the Helmholtz equation with absorption
IG Graham, EA Spence, J Zou
SIAM Journal on Numerical Analysis 58 (5), 2515-2543, 2020
Autorizações: National Natural Science Foundation of China, UK Engineering and Physical …
Analysis of quasi-Monte Carlo methods for elliptic eigenvalue problems with stochastic coefficients
AD Gilbert, IG Graham, FY Kuo, R Scheichl, IH Sloan
Numerische Mathematik 142, 863-915, 2019
Autorizações: Australian Research Council
When is the error in the -BEM for solving the Helmholtz equation bounded independently of ?
IG Graham, M Löhndorf, JM Melenk, EA Spence
BIT Numerical Mathematics 55 (1), 171-214, 2015
Autorizações: UK Engineering and Physical Sciences Research Council
Circulant embedding with QMC: analysis for elliptic PDE with lognormal coefficients
IG Graham, FY Kuo, D Nuyens, R Scheichl, IH Sloan
Numerische mathematik 140, 479-511, 2018
Autorizações: Australian Research Council, UK Engineering and Physical Sciences Research …
Domain decomposition preconditioners for high-order discretizations of the heterogeneous Helmholtz equation
S Gong, IG Graham, EA Spence
IMA Journal of Numerical Analysis 41 (3), 2139-2185, 2021
Autorizações: UK Engineering and Physical Sciences Research Council
Mixed finite element analysis of lognormal diffusion and multilevel Monte Carlo methods
IG Graham, R Scheichl, E Ullmann
Stochastics and Partial Differential Equations Analysis and Computations 4 …, 2016
Autorizações: UK Engineering and Physical Sciences Research Council
Convergence of parallel overlapping domain decomposition methods for the Helmholtz equation
S Gong, MJ Gander, IG Graham, D Lafontaine, EA Spence
Numerische Mathematik 152 (2), 259-306, 2022
Autorizações: UK Engineering and Physical Sciences Research Council
Modern Monte Carlo variants for uncertainty quantification in neutron transport
IG Graham, MJ Parkinson, R Scheichl
Contemporary Computational Mathematics-A Celebration of the 80th Birthday of …, 2018
Autorizações: UK Engineering and Physical Sciences Research Council
How should one choose the shift for the shifted laplacian to be a good preconditioner for the Helmholtz equation
M Gander, IG Graham, EA Spence
Numerische Mathematik, 2014
Autorizações: UK Engineering and Physical Sciences Research Council
Convergence of restricted additive Schwarz with impedance transmission conditions for discretised Helmholtz problems
S Gong, I Graham, E Spence
Mathematics of Computation 92 (339), 175-215, 2023
Autorizações: UK Engineering and Physical Sciences Research Council
Multigrid preconditioners for the hybridised discontinuous Galerkin discretisation of the shallow water equations
J Betteridge, TH Gibson, IG Graham, EH Müller
Journal of Computational Physics 426, 109948, 2021
Autorizações: UK Engineering and Physical Sciences Research Council
Analysis of a Helmholtz preconditioning problem motivated by uncertainty quantification
IG Graham, OR Pembery, EA Spence
Advances in Computational Mathematics 47, 1-39, 2021
Autorizações: UK Engineering and Physical Sciences Research Council
A Filon-Clenshaw-Curtis-Smolyak rule for multi-dimensional oscillatory integrals with application to a UQ problem for the Helmholtz equation
Z Wu, I Graham, D Ma, Z Zhang
Mathematics of Computation, 2024
Autorizações: UK Engineering and Physical Sciences Research Council, Research Grants …
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