| 2001 |
-
T. Walsh and L. Demkowicz, "hp
Boundary Element Modeling of the External Human Auditory Sytem - Goal
Oriented Adaptivity with Multiple Load Vectors"
|
TICAM
Report 01-03, 2001 |
-
A. Bajer and L. Demkowicz "Dynamic
Contact/Impact Problems, Energy Conservation and Planetary Gear Trains"
|
TICAM
Report 01-12, 2001 |
-
P. Monk, L. Demkowicz, and L. Vardapetyan, "Discrete
Compactness and the Approximation of Maxwell's Equations in R3"
|
Mathematics of Computation,
70 (2001), 507-523 |
-
L.
Demkowicz and A. Bajer, "Conservative
discretization of contact/impact problems for nearly rigid bodies"
|
Computer
Methods in Applied Mechanics and Engineering, Volume 190, Issues 15-17,
5 January 2001, pp. 1903-192 |
|
| 2000 |
-
L. Demkowicz,"Edge Finite Elements
of Variable Order for Maxwell's Equations - A Discussion"
|
TICAM
Report 00-32, 2000 |
-
W.
Cecot, L. Demkowicz, and W. Rachowicz, "A
Two-Dimensional Infinite Element for
Maxwell's Equations"
|
Computers
Methods in Applied Mechanics and Engineering,Vol. 188, Issues 1-3, 21
Jul 2000, Pages 625-643 |
-
W.
Rachowicz and L. Demkowicz, "An
hp-Adaptive Finite Element Method for Electromagnetics. Part 1: Data
Structure and Constrained Approximation"
|
Computer
Methods in Applied Mechanics and Engineering, Volume 187, Issues 1-2,
23 June 2000, pp. 307-337 |
|
| 1999 |
-
T.
Walsh, L. Demkowicz, " A Parallel
Multifrontal Solver for hp-Adaptive Finite Elements"
|
TICAM Report 99-01 |
-
L.
Demkowicz, P. Monk, L. Vardapetyan, and W. Rachowicz. "De
Rham Diagram for hp Finite Element Spaces"
|
TICAM Report 99-06 and Computers
& Mathematics with Applications, Volume 39,Issues 7-8, April 2000,
Pages 29-38 |
-
L.
Demkowicz, P. Monk, Ch. Schwab, and L. Vardapetyan, "Maxwell
Eigenvalues and Discrete Compactness in Two Dimensions"
|
TICAM Report 99-12
and
Computers & Mathematics with Applications, Volume 40, Issues 4-5,
August-September 2000, pp. 589-605 |
-
L.
Demkowicz and A. Bajer, "Contact/Impact
Problems, Energy Conservation and Planetary Gears"
|
TICAM Report 99-13 |
-
L.
Vardapetyan and L. Demkowicz, "Full-Wave
Analysis of Dielectric Waveguides at a Given Frequency"
|
TICAM Report 99-22
and Mathematics of Computation, 72, 105-129, 2002 |
-
L.
Demkowicz, A. Bajer, W. Rachowicz, K. Gerdes, "3D
hp-Adaptive Finite Element Package. Fortran 90 Implementation (3Dhp90)"
|
TICAM Report 99-29 |
-
L. Demkowicz, Chang-wan Kim, "1D
hp-Adaptive Finite Element Package. Fortran 90 Implementation (1Dhp90)"
|
TICAM
Report 99-38 |
-
Chang,
Y.C., Demkowicz, L., "Solution of
Viscoelastic Scattering Problems in Linear Acoustics Using hp
Boundary/Finite Element Method"
|
International
Journal for Numerical Methods in Engineering, Volume 44, Issue 12,
1999, Pages 1885-1907 |
|
| 1998 |
-
L.
Demkowicz, T. Walsh, K. Gerdes, and A. Bajer, "2D
hp-Adaptive Finite Element Package. Fortran 90 Implementation (2Dhp90)"
|
TICAM Report 98-14 |
-
L.
Demkowicz, K. Gerdes, C. Schwab, A. Bajer and T. Walsh, "HP90:
A General and Flexible Fortran 90 hp-FE Code"
|
Computing and Visualization in Science, Vol. 1, 145-163, 1998 |
-
W.
Rachowicz and L. Demkowicz, "A
Two-Dimensional hp-Adaptive Finite Element Package for Electromagnetics
(2Dhp90_EM)"
|
TICAM Report 98-16 |
-
L.
Demkowicz, L. Vardapetyan, "Modeling
of Electromagnetic Absoption/Scattering Problems Using hp-Adaptive
Finite Elements"
|
Computer
Methods in Applied Mechanics and Engineering, 152,1-2, 103-124, 1998 |
-
Demkowicz,
L.F., and Gerdes, K., "Convergence
of the Infinite Element Methods for the Helmholtz Equation in Separable
Domains"
|
Numerische
Mathematik, Volume 79, Issue 1, pp 11-42, 1998 |
|
| 1997 |
-
Banas,
K., Demkowicz, L., "New
Quasi-natural Artificial Viscosity Models for Compressible Fluid Flow,
with an Improved Entropy Production Mechanism"
|
Journal of
Theoretical and Applied Mechanics, Vol. 35, No. 2, 233-248, 1997 |
-
L.
Demkowicz and L. Vardapetyan, "Modeling
of Electromagnetic Absorption/ Scattering Problems Using hp Boundary /
Finite Elements"
|
TICAM Report
97 - 02, February 1997 |
-
L.
Demkowicz and Y. C. Chang,"Solution
of Viscoelastic Scattering Problems in Linear Acoustics Using Coupled
hp Boundary/Finite Element Methods"
|
TICAM Report
97 - 04, April 1997 |
-
L.
Vardapetyan and L. Demkowicz,"hp-Adaptive
Finite Elements in Electromagnetics"
|
TICAM Report
97 - 25, September 1997 and in "Computers Methods in Applied
Mechanics and Engineering", Vol. 169, 331-344, 1999 |
-
L.
Demkowicz and M. Pal,"An Infinite
Element for Maxwell's Equations"
|
TICAM Report
97 - 26, September 1997 and Computer Methods in Applied Mechanics and
Engineering, 164, 1-2, 77-94, 1998 |
-
L.
Demkowicz and F. Ihlenburg, "Proof
of Congergence for the Coupled Finite/Infinite Element Methods for the
Helmholtz Exterior Boundary-Value Problems"
|
IUTAM
Symposium on Computational methods for Unbounded Domains, Boulder, CO,
1997 |
|
| 1996 |
-
L.
Demkowicz and F. Ihlenburg, "Analysis
of a Coupled Finite-Infinite Element Method for Exterior Helmholtz
Problems"
|
TICAM Report
96-52, November 1996, (updated June 98) |
-
Demkowicz,
L. F., and Oden, J. T., "Application
of hp-Adaptive BE/FE Methods to Elastic Scattering",
in a special issue on p and hp methods, edited by I.Babuska and J.T.
Oden
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 133, 3-4, 287-318,
1996 |
-
Geng,
P., Oden, J. T., and Demkowicz, L.F., "Solution
of Exterior Acoustic Problems by the Boundary Element Method at High
Wave Number, Error Estimation and Parallel Computation"
|
Journal of
Acoustical Society of America, Vol. 100. No. 1, 335-345, 1996 |
-
Demkowicz,
L. F., and Gerdes, K., "Solution of
3D Laplace and Helmholtz Equations in Exterior Domains Using hp
Infinite Element Methods"
|
Computers
Methods in Applied Mechanics and Engineering, Vol. 137, 239-274, 1996 |
-
Banas,
K., and Demkowicz, L. F., "Entropy
Controlled Adaptive Finite Element Simulations for Compressible Gas Flow"
|
Journal of
Computational Physics., Vol. 126, 181-201, 1996 |
-
L.
Demkowicz,"VISCOELASTIC VIBRATIONS
IN FLUID. Analysis of model problem"
|
TICAM Report
96 - 12, March 1996 |
-
K.
Gerdes and L. Demkowicz,"Solution
of the 3D Helmholtz Equation in the Exterior Domains of Arbitrary Shape
Using Coupled hp Finite / Infinite Element Methods"
|
TICAM Report
96 - 49, October 1996 |
-
L.
Demkowicz and F. Ihlenburg,"Analysis
of a Coupled Finite - Infinite Element Method for Exterior Helmholtz
Problems"
|
TICAM Report
96 - 52, November 1996 and ZAMM 78
(1998) Suppl.3, S949-S950 |
|
| 1995 |
-
L.
Demkowicz and K. Gerdes,"Solution
of 3D-LaPlace and Helmholtz Equations in Exterior Domains Using
HP-Infinite Elements"
|
TICAM Report
95-04, April 1995 |
-
L.
Demkowicz and K. Gerdes,"Convergence
of the Infinite Element Methods for the Helmholtz Equation"
|
TICAM Report
95-07,May 1995 |
-
Y. C.
Chang and L. Demkowicz, "A
Stability Analysis for Vibrating Viscoelastic Spherical Shells
(The
Effect of Damping on the LBB Constants of Vibration Problems)"
|
TICAM Report
95-08,June 1995 and Taiwanese Journal of
Mathematics, Vol. 2, No. 2, 213-242, June 1998 |
-
P. Geng,
J. Tinsley Oden, and L. Demkowicz, "Solution
of Exterior Acoustic Problems by the Boundary Element Method at High
Wave Numbers, Error Estimation and Parallel Computation"
|
TICAM Report
95-09, June 1995 |
|
| 1994 |
-
Demkowicz,
L. F., and Oden, J. T., "Recent
Progress on Applications of hp-Adaptive BE/FE Methods to Elastic
Scattering", (with J.T.Oden)
|
International
Journal for Numerical Methods in Engineering, Vol. 37, (1994), pp.
2893-2910 |
-
Demkowicz,
L. F., "Asymptotic Convergence in
Finite and Boundary Element Methods. Part 1: Theoretical Results"
|
Computers
Mathematics with Applications, Vol. 27, 12, 69-84, 1994 |
-
Demkowicz,
L. F., "Asymptotic Convergence in
Finite and Boundary Element Methods. Part 2: The LBB Constant for Rigid
and Elastic Problems"
|
Computers
Mathematics with Applications, Vol. 28, 6, 93-109, 1994 |
-
Y. C.
Chang and L. Demkowicz,"Vibrations
of a Spherical Shell. Comparison of 3-D Elasticity and Kirchhoff Shell
Theory Results"
|
TICAM Report
94-06, May 1994 and Computer Assisted
Mechanics and Engineering Sciences, Vol.2, 187-206, 1995 |
-
Y. C.
Chang and L. Demkowicz,"Scattering
on a Spherical Shell Problem. Comparison of 3-D Elasticity and
Kirchhoff Shell Theory Results"
|
TICAM Report
94-12, September 1994 and Computer Assisted
Mechanics and Engineering Sciences, Vol.2, 207-229, 1995 |
-
G.
Zboinski and L. Demkowicz,"Application
of the 3D hpq Adaptive Finite Element for Plate and Shell Analysis"
|
TICAM Report
94-13,July 1994 |
-
J. T.
Oden, A. Safjan, P. Geng, and L. Demkowicz,"High-Order,
Multi-Level, Adaptive Time-Domain Methods for Structural Acoustics
Simulations"
|
TICAM Report
94-14,October 1994 |
-
L.
Demkowicz and J. T. Oden,"Application
of HP-Adaptive BE/FE Methods to Elastic Scattering"
|
TICAM Report
94-15, December 1994 |
|
| 1993 |
-
Demkowicz, L. F., and Banas, K., "3D
hp Adaptive Package"
|
SAM Report 2/1993, Section of Applied Mathematics, Cracow University of
Technology, March 1993 |
-
Edwards,
G. M. , Oden, J. T. , and Demkowicz, L. F., "An
h-r Adaptive Approximate Riemann Solver for the Euler Equations in Two
Dimensions"
|
SIAM Journal
of Scientific Computations, Vol. 14, No 1, pp.185-217, 1993 |
|
| 1992 |
-
Demkowicz, L. F., Banas, K., Kucwaj, J., and Rachowicz, W., "2D
hp Adaptive Package"
|
SAM Report 4/1992, Section of Applied Mathematics, Cracow University of
Technology, September 1992 |
-
Demkowicz, L. F., Bajer, A., and Banas, K., "Geometrical
Modeling Package"
|
TICOM Report 92-06, August 1992, The University of Texas at Austin,
Austin TX 78712 |
|
| 1991 |
-
Demkowicz, L. F., Karafiat, A., and Oden, J. T., "On
the Weak Form of Hypersingular Formulation for Scattering Problems in
Linear Acoustics"
|
TICOM Report 1991/1, The University of Texas at Austin, Austin, Texas
78712 |
-
Safjan,
A., Demkowicz, L. F., and Oden, J. T., "Adaptive
Finite Element Methods for Hyperbolic Systems with Application to
Transient Acoustics"
|
International
Journal for Numerical Methods in Engineering, Vol.32, pp. 677-707 (1991) |
-
Demkowicz,
L. F., Oden, J. T., Ainsworth, M., and Geng, P., "Solution
of Elastic Scattering Problems in Linear Acoustics Using h-p Boundary
Element Methods"
|
Journal of
Computational and Applied Mathematics, Vol. 36 (1991), pp. 29-63 |
-
Demkowicz,
L. F., "A Note on Symmetry Boundary
Conditions"
|
Letters in
Applied Mathematics, Vol.4, No.5, 27-30,1991 |
-
Oden, J.
T, and Demkowicz, L. F., "h-p
Adaptive Finite Element Methods in Computational Fluid Dynamics"
|
Second World
Congress on Computational Mechanics, Stuttgart, August 1990
, Computational
Methods in Applied Mechanics and Engineering, Vol. 89 (1991), pp. 11-40 |
-
Demkowicz,
L. F., Karafiat, A., and Oden, J. T., "Solution
of Elastic Scattering Problems in Linear Acoustics Using h-p Boundary
Element Method"
|
(Proceedings
of Second Workshop on Reliability and Adaptive Methods in Computational
Mechanics, Cracow, October 1991, eds. L. Demkowicz, J.T. Oden and
I.Babuska) Computer Methods
in Applied Mechanics and Engineering, Vol. 101, pp. 251-282 |
-
Kuczma,
M. S. and Demkowicz, L. F., "An
Adaptive Algorithm for Unilateral Viscoelastic Contact Problems for
beams and Plates"
|
(Proceedings
of Second Workshop on Reliability and Adaptive Methods in Computational
Mechanics, Cracow, October 1991, eds. L.Demkowicz, J.T.Oden and
I.Babuska) , Computer Methods
in Applied Mechanics and Engineering, Vol. 101, pp.183-192 |
-
Demkowicz,
L. F., Oden, J. T., Rachowicz, W., and Hardy, O., "An
hp Taylor-Galerkin Finite Element Method for Compressible Euler
Equations"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 88, No.3, July 1991,
363-396 |
|
| 1990 |
-
Oden, J.
T., Demkowicz, L. F., Rachowicz, W., and Westermann, T., "A
Posteriori Error Analysis in Finite Elements: The Element Residual
Method for Symmetrizable Problems with Applications to Compressible
Euler and Navier-Stokes Equations"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 82, pp.183- 203, 1990 |
-
Demkowicz,
L. F., Oden, J. T., and Rachowicz, W., "A
New Finite Element Method for Solving Compressible Navier-Stokes
Equations Based on an Operator Splitting Method and h-p Adaptivity"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 84, pp. 275-326, 1990 |
-
Oden,
J.T., Demkowicz, L.F., and Bennighof, J., "Fluid-Structure
Interaction in Underwater Acoustics"
|
Applied
Mechanics reviews, Vol. 43, No 5, pp.374-380, 1990
|
-
Demkowicz,
L. F., Oden, J. T., Liszka, T., and Rachowicz, W., "h-p
Adaptive Finite Element Methods for Compressible and Incompressible
Flows"
|
Computing
Systems in Engineering, Vol.1, Nos.2-4, pp.523-534, 1990 |
|
| 1989 |
-
Demkowicz,
L. F., Oden, J. T., and Rachowicz, W., "Toward
a Universal h-p Adaptive Finite Element Strategy, Part 1. Constrained
Approximation and Data Structure"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 77, pp.79-112, 1989 |
-
Oden, J.
T., Demkowicz, L. F., Rachowicz, W., and Westermann, T., "Toward
a Universal h-p Adaptive Finite Element Strategy, Part 2. A Posteriori
Error Estimation"
|
Computer
Methods In Applied Mechanics and Engineering, Vol. 77, pp.113-180, 1989 |
-
Rachowicz,
W., Oden, J. T., and Demkowicz, L. F., "Toward
a Universal h-p Adaptive Finite Element Strategy, Part 3. Design of h-p
Meshes"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 77, pp.181- 212, 1989 |
|
| 1988 |
-
Demkowicz, L. F., and Oden, J. T., "A
Review of Local Mesh Refinement Techniques and Corresponding Data
Structures in h-Type Adaptive Finite Element Methods"
|
TICOM Report 88-02, The Texas Institute for Computational Mechanics,
The University of Texas at Austin, Austin, Texas 78712 |
|
| 1987 |
-
Szefer,
G., Mroz, Z., and Demkowicz, L.F., "Variational
Approach to Sensitivity Analysis in Nonlinear Elasticity"
|
Archives of
Mechanics, Vol. 39, No 3, pp..247-259, 1987 |
-
Demkowicz,
L. F., and W. Rachowicz, "On a
Characteristic Finite Element Method for Compressible Gas Dynamics"
|
Journal of
Engineering Science, Vol. 25, No.10, pp.1259-1281, 1987 |
|
| 1986 |
-
Demkowicz,
L. F., and Oden, J. T., "An
Adaptive Characteristic Petrov-Galerkin Finite Element Method for
Convection-Dominated Linear and Nonlinear Parabolic Problems in One
Space Variable"
|
Journal of
Computational Physics, Vol. 68, No.1, pp.188-273, 1986 |
-
Demkowicz,
L. F., and Oden, J. T., "An
Adaptive Characteristic Petrov-Galerkin Finite Element Method for
Convection-Dominated Linear and Nonlinear Parabolic Problems in Two
Space Variables"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 55, No 1-2,
pp.65-87, 1986 |
-
Demkowicz,
L. F., and Oden, J. T., "On a Mesh
Optimization Method Based on a Minimization of Interpolation Error"
|
International
Journal for Engineering Science, Vol. 24, No.1, pp.55-68, 1986 |
|
| 1985 |
-
Demkowicz, L. F., Stroubolis, T., and Oden, J. T., "A
Posteriori Error Estimates for Some Galerkin Space-Time Approximations
of the Unsteady Navier-Stokes Equations"
|
TICOM Report 85-5, The University of Texas at Austin, Austin TX 78712 |
-
Demkowicz,
L. F., and Oden, J. T., "Extraction
Methods for Second Derivatives in Finite Element Approximations of
Linear Elasticity Problems"
|
Communications
in Applied Numerical Methods, Vol. 1, pp.137-139, 1985 |
-
Demkowicz,
L. F., Oden, J. T., and Devloo, P., "On
h-Type Mesh Refinement Strategy Based on a Minimization of
Interpolation Error"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 53, pp.67-89, 1985 |
|
| 1984 |
-
Szefer,
G., and Demkowicz, L. F., "Optimal
Design of von Karman Plates"
|
Journal of
Structural Mechanics, Vol. 12, No.1, pp.111-149, 1984 |
-
Demkowicz,
L. F., Karafiat, A., and Liszka, T., "On
Some Convergence Results for FDM with Irregular Mesh"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 42, pp.343-355, 1984 |
-
Demkowicz,
L. F., "Some Remarks on Moving
Finite Element Methods"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 46, pp.339-349, 1984 |
-
Demkowicz,
L. F., Oden, J. T., and Stroubolis, T., "Adaptive
Finite Elements for Flow Problems with Moving Boundaries. Part 1:
Variational Principles and a Posteriori Estimates"
|
Computer
Methods in Applied Mechanics and Engineering, Vol. 46, pp.217-251, 1984 |
-
Demkowicz,
L. F., Oden, J. T., "On Some
Existence and Uniqueness Results in Contact Problems with Non-Local
Friction"
|
Journal of Nonlinear Analysis, Vol. 6, No. 10, pp. 1075-1093 |
|
| 1982 |
-
Demkowicz,
L. F., "On Some Results Concerning
the Reciprocal Formulation for the Signorini's Problem"
|
Computers
and Mathematics with Applications, Vol. 8, No.1, pp.57-74,1982 |
|
| 1979 |
-
Szefer,
G., and Demkowicz, L. F., "Optimization
of Elastic Plates by Means of Sobolev Space Theory"
(in Polish)
|
Archiwum
Inzynierii Ladowej, 1979 |
|