Alfred H. Schatz

14 papers Journal 14
YearRankTypeTitle / Venue / Authors
2012 J jnl
Best approximation property in the W
Math. Comput.
Alan Demlow, Dmitriy Leykekhman, Alfred H. Schatz, Lars B. Wahlbin
2012 J jnl
Local A Posteriori Estimates on a Nonconvex Polygonal Domain.
SIAM J. Numer. Anal.
JaEun Ku, Alfred H. Schatz
2011 J jnl
Local energy estimates for the finite element method on sharply varying grids.
Math. Comput.
Alan Demlow, Johnny Guzmán, Alfred H. Schatz
2010 J jnl
Asymptotic Error Expansions for the Finite Element Method for Second Order Elliptic Problems in R
SIAM J. Numer. Anal.
Mohammad Asadzadeh, Alfred H. Schatz, Wolfgang L. Wendland
2010 J jnl
On Positivity and Maximum-Norm Contractivity in Time Stepping Methods for Parabolic Equations.
Comput. Methods Appl. Math.
Alfred H. Schatz, Vidar Thomée, Lars B. Wahlbin
2009 J jnl
A new approach to Richardson extrapolation in the finite element method for second order elliptic problems.
Math. Comput.
Mohammad Asadzadeh, Alfred H. Schatz, Wolfgang L. Wendland
2009 J jnl
Hölder estimates for Green's functions on convex polyhedral domains and their applications to finite element methods.
Numerische Mathematik
Johnny Guzmán, Dmitriy Leykekhman, Jürgen Rossmann, Alfred H. Schatz
2005 J jnl
Perturbations of Forms and Error Estimates for the Finite Element Method at a Point, with an Application to Improved Superconvergence Error Estimates for Subspaces that Are Symmetric with Respect to a Point.
SIAM J. Numer. Anal.
Alfred H. Schatz
2004 J jnl
Asymptotically exact a posteriori estimators for the pointwise gradient error on each element in irregular meshes. Part II: The piecewise linear case.
Math. Comput.
Alfred H. Schatz, Lars B. Wahlbin
2003 J jnl
Pointwise Error Estimates for Differences in Piecewise Linear Finite Element Approximations.
SIAM J. Numer. Anal.
Alfred H. Schatz, Lars B. Wahlbin
2001 J jnl
Asymptotically exact a posteriori estimators for the pointwise gradient error on each element in irregular meshes. Part 1: A smooth problem and globally quasi-uniform meshes.
Math. Comput.
Wolfgang Hoffmann, Alfred H. Schatz, Lars B. Wahlbin, Gabriel Wittum
2000 J jnl
Pointwise Error Estimates and Asymptotic Error Expansion Inequalities for the Finite Element Method on Irregular Grids: Part II. Interior Estimates.
SIAM J. Numer. Anal.
Alfred H. Schatz
1998 J jnl
Pointwise error estimates and asymptotic error expansion inequalities for the finite element method on irregular grids: Part I. Global estimates.
Math. Comput.
Alfred H. Schatz
1996 J jnl
Some new error estimates for Ritz-Galerkin methods with minimal regularity assumptions.
Math. Comput.
Alfred H. Schatz, Junping Wang