Leonid Knizhnerman: search on Z-Library

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1

Extended Krylov Subspaces: Approximation of the Matrix Square Root and Related Functions

Druskin, Vladimir, Knizhnerman, Leonid

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

1998

Language:

english

File:

PDF, 187 KB

english, 1998

2

Optimal finite difference grids and rational approximations of the square root I. Elliptic problems

David Ingerman, Vladimir Druskin, Leonid Knizhnerman

Journal:

Communications on Pure and Applied Mathematics

Year:

2000

Language:

english

File:

PDF, 249 KB

english, 2000

3

On the continuum limit of a discrete inverse spectral problem on optimal finite difference grids

Liliana Borcea, Vladimir Druskin, Leonid Knizhnerman

Journal:

Communications on Pure and Applied Mathematics

Year:

2005

Language:

english

File:

PDF, 337 KB

english, 2005

4

Krylov subspace approximation of eigenpairs and matrix functions in exact and computer arithmetic

Vladimir Druskin, Leonid Knizhnerman

Journal:

Numerical Linear Algebra with Applications

Year:

1995

Language:

english

File:

PDF, 526 KB

english, 1995

5

Spectral approach to solving three-dimensional Maxwell's diffusion equations in the time and frequency domains

Druskin, Vladimir, Knizhnerman, Leonid

Journal:

Year:

1994

Language:

english

File:

PDF, 1.36 MB

english, 1994

6

Spectral Lanczos decomposition method for solving single-phase fluid flow porous media

Leonid Knizhnerman, Vladimir Druskin, Qing-Huo Liu, Fikri J. Kuchuk

Journal:

Numerical Methods for Partial Differential Equations

Year:

1994

Language:

english

File:

PDF, 561 KB

english, 1994

7

Application of the Difference Gaussian Rules to Solution of Hyperbolic Problems

Sergey Asvadurov, Vladimir Druskin, Leonid Knizhnerman

Journal:

Journal of Computational Physics

Year:

2000

Language:

english

File:

PDF, 389 KB

english, 2000

8

Application of the Difference Gaussian Rules to Solution of Hyperbolic Problems: II. Global Expansion

Sergey Asvadurov, Vladimir Druskin, Leonid Knizhnerman

Journal:

Journal of Computational Physics

Year:

2002

Language:

english

File:

PDF, 351 KB

english, 2002

9

Sensitivity of the Lanczos recurrence to Gaussian quadrature data: How malignant can small weights be?

Leonid Knizhnerman

Journal:

Journal of Computational and Applied Mathematics

Year:

2010

Language:

english

File:

PDF, 502 KB

english, 2010

10

On the sensitivity of Lanczos recursions to the spectrum

Vladimir Druskin, Liliana Borcea, Leonid Knizhnerman

Journal:

Linear Algebra and its Applications

Year:

2005

Language:

english

File:

PDF, 320 KB

english, 2005

11

Error bounds for the Arnoldi method: a set of extreme eigenpairs

Leonid Knizhnerman

Journal:

Linear Algebra and its Applications

Year:

1999

Language:

english

File:

PDF, 247 KB

english, 1999

12

An extended Krylov subspace method to simulate single-phase fluid flow phenomena in axisymmetric and anisotropic porous media

Faruk O. Alpak, Carlos Torres-Verdı́n, Kamy Sepehrnoori, Sheng Fang, Leonid Knizhnerman

Journal:

Journal of Petroleum Science and Engineering

Year:

2003

Language:

english

File:

PDF, 1.81 MB

english, 2003

13

Automated parameter selection for rational Arnoldi approximation of Markov functions

Stefan Güttel, Leonid Knizhnerman

Journal:

Year:

2011

Language:

english

File:

PDF, 253 KB

english, 2011

14

The Lanczos optimization of a splitting-up method to solve homogeneous evolutionary equations

Vladimir Druskin, Leonid Knizhnerman

Journal:

Journal of Computational and Applied Mathematics

Year:

1992

Language:

english

File:

PDF, 875 KB

english, 1992

15

On application of the Lanczos method to solution of some partial differential equations

Vladimir Druskin, Leonid Knizhnerman

Journal:

Journal of Computational and Applied Mathematics

Year:

1994

Language:

english

File:

PDF, 484 KB

english, 1994

16

Gaussian spectral rules for second order finite-difference schemes

Vladimir Druskin, Leonid Knizhnerman

Journal:

Numerical Algorithms

Year:

2000

Language:

english

File:

PDF, 139 KB

english, 2000

17

On Optimal Convergence Rate of the Rational Krylov Subspace Reduction for Electromagnetic Problems in Unbounded Domains

Knizhnerman, Leonid, Druskin, Vladimir, Zaslavsky, Mikhail

Journal:

SIAM Journal on Numerical Analysis

Year:

2009

Language:

english

File:

PDF, 344 KB

english, 2009

18

Gaussian Spectral Rules for the Three-Point Second Differences: I. A Two-Point Positive Definite Problem in a Semi-Infinite Domain

Druskin, Vladimir, Knizhnerman, Leonid

Journal:

SIAM Journal on Numerical Analysis

Year:

1999

Language:

english

File:

PDF, 423 KB

english, 1999

19

Solution of Large Scale Evolutionary Problems Using Rational Krylov Subspaces with Optimized Shifts

Druskin, Vladimir, Knizhnerman, Leonid, Zaslavsky, Mikhail

Journal:

SIAM Journal on Scientific Computing

Year:

2009

Language:

english

File:

PDF, 505 KB

english, 2009

20

On Optimal Finite-Difference Approximation of PML

Asvadurov, Sergey, Druskin, Vladimir, Guddati, Murthy N., Knizhnerman, Leonid

Journal:

SIAM Journal on Numerical Analysis

Year:

2003

Language:

english

File:

PDF, 305 KB

english, 2003

21

Stability Estimates on the Jacobi and Unitary Hessenberg Inverse Eigenvalue Problems

Knizhnerman, Leonid

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

2004

Language:

english

File:

PDF, 245 KB

english, 2004

22

On GMRES-Equivalent Bounded Operators

Knizhnerman, Leonid

Journal:

SIAM Journal on Matrix Analysis and Applications

Year:

2000

Language:

english

File:

PDF, 252 KB

english, 2000

23

Finite‐difference modeling of viscoelastic materials with quality factors of arbitrary magnitude

Asvadurov, Sergey, Knizhnerman, Leonid, Pabon, Jahir

Journal:

The Leading Edge

Year:

2004

Language:

english

File:

PDF, 828 KB

english, 2004

24

A black-box rational Arnoldi variant for Cauchy–Stieltjes matrix functions

Güttel, Stefan, Knizhnerman, Leonid

Journal:

BIT Numerical Mathematics

Year:

2013

Language:

english

File:

PDF, 874 KB

english, 2013

25

A 3D parametric inversion algorithm for triaxial induction data

Abubakar, Aria, Habashy, Tarek M., Druskin, Vladimir, Knizhnerman, Leonid, Davydycheva, Sofia

Journal:

The Leading Edge

Year:

2006

Language:

english

File:

PDF, 618 KB

english, 2006

26

Gaussian Spectral Rules for the Three-Point Second Differences: I. A Two-Point Positive Definite Problem in a Semi-Infinite Domain

Vladimir Druskin and Leonid Knizhnerman

Journal:

SIAM Journal on Numerical Analysis

Year:

2000

Language:

english

File:

PDF, 1.27 MB

english, 2000

27

[Society of Exploration Geophysicists SEG Technical Program Expanded Abstracts 2006 - ()] SEG Technical Program Expanded Abstracts 2006 - Finite‐difference solution of the three‐dimensional electromagnetic problem using divergence‐free preconditioners

Zaslavsky, Mike, Davydycheva, Sofia, Druskin, Vladimir, Abubakar, Aria, Habashy, Tarek, Knizhnerman, Leonid

Year:

2006

Language:

english

File:

PDF, 518 KB

english, 2006

28

On Optimal Finite-Difference Approximation of PML

Sergey Asvadurov, Vladimir Druskin, Murthy N. Guddati and Leonid Knizhnerman

Journal:

SIAM Journal on Numerical Analysis

Year:

2004

Language:

english

File:

PDF, 530 KB

english, 2004

29

ON OPTIMAL CONVERGENCE RATE OF THE RATIONAL KRYLOV SUBSPACE REDUCTION FOR ELECTROMAGNETIC PROBLEMS IN UNBOUNDED DOMAINS

LEONID KNIZHNERMAN, VLADIMIR DRUSKIN and MIKHAIL ZASLAVSKY

Journal:

SIAM Journal on Numerical Analysis

Year:

2009

Language:

english

File:

PDF, 1.45 MB

english, 2009

30

A dual‐grid nonlinear inversion technique with applications to the interpretation of dc resistivity data

Torres‐Verdín, Carlos, Druskin, Vladimir L., Fang, Sheng, Knizhnerman, Leonid A., Malinverno, Alberto

Journal:

The Leading Edge

Year:

2000

Language:

english

File:

PDF, 11.02 MB

english, 2000

31

Near-Optimal Perfectly Matched Layers for Indefinite Helmholtz Problems

Druskin, Vladimir, Güttel, Stefan, Knizhnerman, Leonid

Journal:

Year:

2016

Language:

english

File:

PDF, 1.77 MB

english, 2016

32

[Society of Exploration Geophysicists SEG Technical Program Expanded Abstracts 2004 - ()] SEG Technical Program Expanded Abstracts 2004 - A three‐dimensional parametric inversion of multi‐component multi‐spacing induction logging data

Abubakar, Aria, Habashy, Tarek M., Druskin, Vladimir, Davydycheva, Sofia, Wang, Hanming, Barber, Tom, Knizhnerman, Leonid

Year:

2004

Language:

english

File:

PDF, 181 KB

english, 2004