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Search results for biblio_year:1996
Filters: 1 is biblio_year:1993 and 2 is 28 and 3 is biblio_year:1991 and 4 is biblio_year:1997 and 5 is biblio_year:1986 and 6 is biblio_type:Technical reports and 7 is biblio_year:2009 and Author is Ragnar Winther  [Reset Search]
2017
J. Lee, K. Mardal and R. Winther. "Parameter-robust discretization and preconditioning of Biot's consolidation model." SIAM Journal of Scientific Computing 39 (2017): 1-24.
2015
A. Tveito, H. P. Langtangen and R. Winther. "Computational Partial Differential Equations." In Encyclopedia of Applied and Computational Mathematics, edited by B. Engquist, 271-278. Vol. 1. Berlin, Heidelberg: Springer-Verlag, 2015.
2013
K. Mardal, J. Schoberl and R. Winther. "A Uniformly Stable Fortin Operator for the Taylor-Hood Element." Numerische Mathematik 123 (2013): 537-551.PDF icon Simula.simula.836.pdf (271.7 KB)
2012
K. Mardal, J. Schoberl and R. Winther. A Uniform Inf-Sup Condition With Applications to Preconditioning. Simula, 2012.PDF icon Simula.simula.2086.pdf (455.7 KB)
2011
K. Mardal and R. Winther. "Construction of Preconditioners by Mapping Properties for Systems of Partial Differential Equations." In Efficient preconditioning methods for elliptic partial differential equations, edited by O. Axelsson and J. Karatson, 65-84. Bentham Science Publishers, 2011.PDF icon Simula.sc.862.pdf (246.13 KB)
K. Mardal and R. Winther. "Preconditioning Discretizations of Systems of Partial Differential Equations." Numerical Linear Algebra with Applications 18 (2011): 1-40.PDF icon Simula.SC.570.pdf (430.78 KB)
2010
M. E. Rognes and R. Winther. "Mixed Finite Element Methods for Viscoelasticity With Weak Symmetry." Mathematical Models and Methods in Applied Sciences (M3AS) 20 (2010): 955-985.
2009
A. Tveito and R. Winther. Introduction to Partial Differential Equations; a Computational Approach. second ed. Vol. 29. Berlin Heidelberg: Springer, 2009.
T. K. Karper, K. Mardal and R. Winther. "Unified Finite Element Discretizations of Coupled Darcy-Stokes Flow." Numerical Methods for Partial Differential Equations 25, no. 2 (2009): 311-326.PDF icon Simula.SC.21.pdf (337.9 KB)
2006
K. Mardal and R. Winther. "An Observation on Korn's Inequality for Nonconforming Finite Element Methods." Math. Comp. 75 (2006): 1-6.PDF icon Mardal.2006.1.pdf (125.19 KB)
2004
K. Mardal and R. Winther. "Uniform Preconditioners for the Time Dependent Stokes Problem." Numerische Mathematik 98 (2004): 305-327.PDF icon SC.4.Mardal.2004.pdf (249.8 KB)
2002
A. Tveito and R. Winther. Einführung in Die Theorie Der Partiellen Differentialgleichungen; Ein Numerischer Zugang. Berlin Heidelberg: Springer, 2002.
H. P. Langtangen, K. Mardal and R. Winther. "Numerical Methods for Incompressible Viscous Flow." Advances in Water Resources 25 (2002): 1125-1146.PDF icon SC.4.Langtangen.2002.b.pdf (335.25 KB)
T. Lyche, T. K. Nilssen and R. Winther. "Preconditioned Iterative Methods for Scattered Data Interpolation." Advances in Computational Mathematics 17 (2002): 237-256.
K. Mardal, X. Tai and R. Winther. "A Robust Finite Element Method for Darcy-Stokes Flow." SIAM Journal on Numerical Analysis 40 (2002): 1605-1631.PDF icon SC.4.Mardal.2002.pdf (283.87 KB)
2001
T. K. Nilssen, X. Tai and R. Winther. "A Robust Nonconforming H2-Element." Mathematics of Computation 70 (2001): 489-505.
2000
T. K. Nilssen and R. Winther. Preconditioned Iterative Methods for Scattered Data Interpolation In Talk at the Mathematical Methods for Curves and Surfaces, Oslo, Norway., 2000.
1999
W. Shen, A. Tveito and R. Winther. "On the Zero Relaxation Limit for a System Modeling the Motions of a Viscoelastic Solid." Siam J. of Math. Anal. 30 (1999): 1115-1135,.
1998
W. Shen, A. Tveito and R. Winther. Rate of Convergence for the Zero Relaxation Limit In Proceedings of the seventh international conference on hyperbolic problems. Zürich,, 1998.
1997
H. J. Schroll, A. Tveito and R. Winther. "An L^1-Error Bound for a Finite Difference Scheme Applied to a Stiff System of Conservation Laws." SIAM J. Numer. Anal. 34 (1997): 1152-1166,.
A. Tveito and R. Winther. "On the Rate of Convergence to Equilibrium for a System of Conservation Laws Including a Relaxation Term." SIAM Journal on Mathematical Analysis 28 (1997): 136-161,.
1996
J. O. Langseth, A. Tveito and R. Winther. "On the Convergence of Operator Splitting Applied to Conservation Laws With Source Terms." SIAM J. Numer. Anal. 33 (1996): 843-863,.
W. Shen, A. Tveito and R. Winther. "A System of Conservation Laws Including a Stiff Relaxation Term; the 2D Case." BIT 36 (1996): 786-813,.
1995
A. Tveito and R. Winther. "The Solution of Nonstrictly Hyperbolic Systems of Conservation Laws May Be Hard to Compute." SIAM J. Sci. Comput. 16 (1995): 320-329,.
1994
A. Tveito and R. Winther. A System of Conservation Laws With a Relaxation Term In Proceedings of the fifth international conference on hyperbolic problems. Stony Brook, New York,, 1994.

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