Ragnar Winther
#124,469
Most Influential Person Now
Norwegian mathematician
Ragnar Winther's AcademicInfluence.com Rankings
Ragnar Winthermathematics Degrees
Mathematics
#6289
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#8738
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Group Theory
#214
World Rank
#253
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Number Theory
#330
World Rank
#411
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Algebra
#533
World Rank
#707
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Mathematics
Why Is Ragnar Winther Influential?
(Suggest an Edit or Addition)According to Wikipedia, Ragnar Winther is a Norwegian mathematician. He took his PhD in 1977, and was appointed professor at the University of Oslo in 1991. In 2002 he became the leader of the Centre of Mathematics for Applications there. He is a member of the Norwegian Academy of Science and Letters. In 2012 he became a fellow of the American Mathematical Society.
Ragnar Winther's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Finite element exterior calculus, homological techniques, and applications (2006) (934)
- Finite element exterior calculus: From hodge theory to numerical stability (2009) (566)
- Multigrid in H (div) and H (curl) (2000) (407)
- Mixed finite elements for elasticity (2002) (375)
- A Preconditioned Iterative Method for Saddlepoint Problems (1992) (373)
- Mixed finite element methods for linear elasticity with weakly imposed symmetry (2007) (278)
- Preconditioning discretizations of systems of partial differential equations (2011) (260)
- A Robust Finite Element Method for Darcy-Stokes Flow (2002) (239)
- Finite elements for symmetric tensors in three dimensions (2007) (177)
- PRECONDITIONING IN H (div) AND APPLICATIONS (1997) (171)
- Numerical methods for incompressible viscous flow (2002) (147)
- Robust convergence of multi point flux approximation on rough grids (2006) (127)
- Smoothed projections in finite element exterior calculus (2007) (122)
- The Korteweg–de Vries Equation, Posed in a Quarter-Plane (1983) (118)
- NONCONFORMING MIXED ELEMENTS FOR ELASTICITY (2003) (112)
- Introduction to Partial Differential Equations: A Computational Approach (1998) (111)
- Parameter-Robust Discretization and Preconditioning of Biot's Consolidation Model (2015) (105)
- Some Superlinear Convergence Results for the Conjugate Gradient Method (1980) (104)
- Convergence of multipoint flux approximations on quadrilateral grids (2006) (98)
- A robust nonconforming H2-element (2001) (95)
- The Solution of the Riemann Problem for a Hyperbolic System of Conservation Laws Modeling Polymer Flooding (1988) (91)
- Unified finite element discretizations of coupled Darcy–Stokes flow (2009) (89)
- Geometric decompositions and local bases for spaces of finite element differential forms (2008) (88)
- A discrete de Rham complex with enhanced smoothness (2006) (87)
- Preconditioning in Hdiv and applications (1997) (79)
- Preconditioning discrete approximations of the Reissner-Mindlin plate model (1997) (70)
- Defferential Complexes and Stability of Finite Element Methods II: The Elasticity Complex (2006) (69)
- Interior penalty preconditioners for mixed finite element approximations of elliptic problems (1996) (67)
- A conservative finite element method for the Korteweg-de Vries equation (1980) (65)
- Local bounded cochain projections (2014) (60)
- Uniform preconditioners for the time dependent Stokes problem (2004) (50)
- The Korteweg-de Vries equation in a quarter plane, continuous dependence results (1989) (44)
- On the convergence of operator splitting applied to conservation laws with source terms (1996) (43)
- A system of conservation laws with a relaxation term (1996) (41)
- The Solution of Nonstrictly Hyperbolic Conservation Laws May Be Hard to Compute (1995) (40)
- Error estimates for a galerkin approximation of a parabolic control problem (1978) (38)
- Uniform preconditioners for the time dependent Stokes problem (2006) (37)
- Existence, uniqueness, and continuous dependence for a system of hyperbolic conservation laws modeling polymer flooding (1991) (37)
- Introduction to Partial Differential Equations (2004) (36)
- An observation on Korn's inequality for nonconforming finite element methods (2005) (36)
- NONCONFORMING TETRAHEDRAL MIXED FINITE ELEMENTS FOR ELASTICITY (2012) (34)
- A Saddle Point Approach to the Computation of Harmonic Maps (2009) (34)
- Finite-difference schemes for scalar conservation laws with source terms. (1996) (33)
- Mixed Finite Elements for Elasticity in the Stress-Displacement Formulation (2002) (31)
- A stable finite element method for initial-boundary value problems for first-order hyperbolic systems (1981) (31)
- An L 1 --Error Bound for a Semi-Implicit Difference Scheme Applied to a Stiff System of Conservation Laws (1997) (29)
- Weakly Imposed Symmetry and Robust Preconditioners for Biot’s Consolidation Model (2017) (27)
- A Riemann solver for a two-phase multicomponent process (1989) (27)
- MIXED FINITE ELEMENT METHODS FOR LINEAR VISCOELASTICITY USING WEAK SYMMETRY (2010) (26)
- Multicomponent chromatography in a two phase environment (1992) (25)
- A superconvergent finite element method for the Korteweg-de Vries equation (1982) (24)
- A ROBUST NONCONFORMING H-ELEMENT (2001) (24)
- Substructure preconditioners for elliptic saddle point problems (1993) (24)
- On The Rate Of Convergence To Equilibrium For A System Of Conservation Laws Including A Relaxation T (1994) (21)
- On Constraint Preservation in Numerical Simulations of Yang-Mills Equations (2006) (21)
- A uniformly stable Fortin operator for the Taylor–Hood element (2013) (21)
- Instability of Buckley-Leverett flow in a heterogeneous medium (1992) (20)
- On the stability of relaxed incomplete LU factorizations (1990) (20)
- Preconditioning in \emph{\textbf{H}}$(\operatorname{div})$ and applications (1997) (16)
- On variational eigenvalue approximation of semidefinite operators (2010) (15)
- On the zero relaxation limit for a system modeling the motions of a viscoelastic solid (1999) (15)
- MULTIGRID PRECONDITIONING IN H(div) ON NON-CONVEX POLYGONS* (2007) (14)
- Initial value methods for parabolic control problems (1980) (14)
- An error estimate for a finite difference scheme approximating a hyperbolic system of conservation laws (1993) (13)
- Double complexes and local cochain projections (2014) (13)
- A Finite Element Method for a Version of the Boussinesq Equation (1982) (13)
- Domain embedding preconditioners for mixed systems (1998) (13)
- A uniform inf--sup condition with applications to preconditioning (2012) (13)
- Multigrid inH(div) andH(curl ) (2000) (12)
- A system of conservation laws including a stiff relaxation term; the 2D case (1996) (12)
- The Bubble Transform: A New Tool for Analysis of Finite Element Methods (2013) (11)
- A domain embedding preconditioner for the Lagrange multiplier system (2000) (11)
- Mathematical and Numerical Analysis of a Hyperbolic System Modeling Solvent Flooding (1990) (10)
- Stability of a model of human granulopoiesis using continuous maturation (2004) (9)
- Preconditioned Iterative Methods for Scattered Data Interpolation (2002) (8)
- Local coderivatives and approximation of Hodge Laplace problems (2016) (7)
- Local bounded cochain projection (2012) (7)
- A collocation method for eigenvalue problems (1974) (4)
- Convergence of a nonconservative finite difference scheme for a system of hyperbolic conservation laws (1990) (3)
- Finite element differential forms (2007) (3)
- Instability of Buckley-Leverett flow in heterogeneous media by (2016) (2)
- Preconditioning Linear Saddle Point Problems (1997) (2)
- Well-Conditioned Frames for High Order Finite Element Methods (2017) (2)
- Numerische Mathematik Multigrid in H ( div ) and H ( curl ) ? (2000) (2)
- ON THE STABILITY OF RELAXED INCOMPLETE (2010) (1)
- Rate of Convergence for the Zero Relaxation Limit (1999) (1)
- The Bubble Transform and the de Rham Complex (2021) (1)
- The Bubble Transform: A New Tool for Analysis of Finite Element Methods (2015) (0)
- ONTHECONVERGENCE OFOPERATOR SPLITTING APPLIED TO CONSERVATIONLAWSWITH SOURCE TERMS (1996) (0)
- FIBRE OPTICS: PROVIDING THE MISSING LINK (1986) (0)
- CENS, CMA and the CENS-CMA Project (2009) (0)
- Domain Embedding and the Dirichlet Problem (1997) (0)
- Construction of polynomial preserving cochain extensions by blending (2022) (0)
- A Finite Difference Scheme for a Polymer Flooding Problem (1989) (0)
- Empirical Error Estimates for the Linearized Navier-Stokes Equa- tions (0)
- 1 Preconditioning in H ( div ) and Applications (2001) (0)
- Fourier analysis (2018) (0)
- Domain Embedding Preconditioners for Mixed Systems 1 (2007) (0)
- A uniformly stable Fortin operator for the Taylor–Hood element (2012) (0)
- Title A robust nonconforming H-2-element( Published version ) (2000) (0)
- Robust Numerical Methods for Partial Differential Equations (2000) (0)
- A Theory of multicomponent chromatography with application to polymer flooding (1991) (0)
- Well-conditioned frames for finite element methods (2017) (0)
- A uniform preconditioner for a Newton algorithm for total-variation minimization and minimum-surface problems (2022) (0)
- Hyperbolic Conservation Laws, Finite Difference Schemes and Error Estimates (1993) (0)
- 25 Preconditioning DiscreteApproximations of theReissner { Mindlin Plate (2007) (0)
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