## Found 320 Documents (Results 1–100)

100
MathJax

### Consistent invertibility and perturbations of property ($$R$$). (English)Zbl 07523946

MSC:  47A53 47A10 47A55
Full Text:

Full Text:

### Instability, index theorem, and exponential trichotomy for linear Hamiltonian PDEs. (English)Zbl 07455851

Memoirs of the American Mathematical Society 1347. Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-5044-1/pbk; 978-1-4704-7013-5/ebook). v, 136 p. (2022).
Full Text:

### Stability of some essential B-spectra of pencil operators and application. (English)Zbl 07434054

MSC:  47A53 47A55
Full Text:

Full Text:

### Degeneracy property of a matrixdifferential operator and applications. (English. Russian original)Zbl 1465.35034

J. Math. Sci., New York 255, No. 5, 640-652 (2021); translation from Probl. Mat. Anal. 109, 97-108 (2021).
MSC:  35B25 35L20 47A53
Full Text:

Full Text:

Full Text:

### Threshold resonances and virtual levels in the spectrum of cylindrical and periodic waveguides. (English. Russian original)Zbl 1458.35031

Izv. Math. 84, No. 6, 1105-1160 (2020); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 84, No. 6, 73-130 (2020).
Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

### The proof and perturbation for generalized property $$(\omega')$$. (Chinese. English summary)Zbl 1449.47030

MSC:  47A53 47A55 47B02

Full Text:

Full Text:

Full Text:

Full Text:

### Conley index continuation for a singularly perturbed periodic boundary value problem. (English)Zbl 1428.37012

MSC:  37B30 35B25 35K57
Full Text:

Full Text:

### On spectral convergence for some parabolic problems with locally large diffusion. (English)Zbl 1419.35105

MSC:  35K57 37B30 35B25
Full Text:

Full Text:

### Stability of differential-algebraic equations under uncertainty. (English. Russian original)Zbl 1416.34005

Differ. Equ. 54, No. 7, 860-869 (2018); translation from Differ. Uravn. 54, No. 7, 881-890 (2018).
Full Text:

### A new Weyl type theorem and its perturbations. (Chinese. English summary)Zbl 1413.47015

MSC:  47A10 47A53 47A55
Full Text:

### On the existence and stability of fast traveling waves in a doubly diffusive FitzHugh-Nagumo system. (English)Zbl 1406.35041

MSC:  35B35 35C07 35B25 35P15 35K57 37J05
Full Text:

Full Text:

### Gevrey smoothness of families of invariant curves for analytic area preserving mappings. (English)Zbl 1390.70045

MSC:  70H08 37J40 34C27
Full Text:

Full Text:

### Weyl’s theorem for functions of operators. (Chinese. English summary)Zbl 1399.47017

MSC:  47A10 47A53 47A55
Full Text:

### A-Weyl’s theorem and its perturbations. (Chinese. English summary)Zbl 1399.47051

MSC:  47A53 47A55 47A10

### Left-right Browder linear relations and Riesz perturbations. (English)Zbl 1399.47011

MSC:  47A06 47A53 47A55
Full Text:

### The degree of compact multivalued perturbations of Fredholm mappings of positive index and its application to a certain optimal control problem. (English. Russian original)Zbl 1387.49032

J. Math. Sci., New York 223, No. 6, 695-710 (2017); translation from Fundam. Prikl. Mat. 20, No. 2, 65-87 (2015).
MSC:  49K15 49N35
Full Text:

### A note on Conley index and some parabolic problems with locally large diffusion. (English)Zbl 1384.37022

MSC:  37B30 35B25 35K57
Full Text:

Full Text:

### A note on the relations between the various index theories. (English)Zbl 1366.35221

MSC:  35R11 35B25 35B33
Full Text:

Full Text:

Full Text:

Full Text:

### Weyl’s theorem for the cube of operator and compact perturbations. (Chinese. English summary)Zbl 1374.47023

MSC:  47A53 47A55
Full Text:

### Localizable spectrum and quasi-nilpotent perturbations. (English)Zbl 1422.47013

MSC:  47A11 47A53
Full Text:

### Global normally hyperbolic invariant cylinders in Lagrangian systems. (English)Zbl 1381.37071

MSC:  37J40 53D12
Full Text:

### Volterra calculus, local equivariant family index theorem and equivariant eta forms. (English)Zbl 1378.58025

MSC:  58J35 58J20 58J37
Full Text:

### The perturbation of property $$(\omega)$$ for anti-diagonal operator matrices and its square. (Chinese. English summary)Zbl 1363.47023

MSC:  47A53 47A10 47A55

### On relative essential spectra of block operator matrices and application. (English)Zbl 1347.47003

MSC:  47A10 47A53 34K08
Full Text:

Full Text:

### On a spectral flow formula for the homological index. (English)Zbl 1332.19006

MSC:  19K56 47A55 58B34
Full Text:

### B-Fredholm spectra and Riesz perturbations. (English)Zbl 1464.47009

MSC:  47A53 47A55 47A10
Full Text:

Full Text:

Full Text:

### On the quality of local flux reconstructions for guaranteed error bounds. (English)Zbl 1363.65193

Brandts, J. (ed.) et al., Proceedings of the international conference ‘Applications of mathematics’, Prague, Czech Republic, November 18–21, 2015. In honor of the birthday anniversaries of Ivo Babuška (90), Milan Práger (85), and Emil Vitásek (85). Prague: Czech Academy of Sciences, Institute of Mathematics (ISBN 978-80-85823-65-3). 242-255 (2015).
Full Text:

### Topological uniform descent and the perturbation of Weyl’s theorem. (Chinese. English summary)Zbl 1340.47025

MSC:  47A53 47A10 47A55

### Oriented degree of Fredholm maps: finite-dimensional reduction method. (English. Russian original)Zbl 1384.47007

J. Math. Sci., New York 204, No. 5, 543-714 (2015); translation from Sovrem. Mat., Fundam. Napravl. 44, 3-171 (2012).
Full Text:

### Strength and stability of the Bohl index. (English. Russian original)Zbl 1332.34032

Differ. Equ. 51, No. 5, 592-604 (2015); translation from Differ. Uravn. 51, No. 5, 584-595 (2015).
Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

### Property $$(\omega)$$ and its perturbations. (English)Zbl 06303140

MSC:  47A53 47A10 47A55
Full Text:

### Polaroid type operators and compact perturbations. (English)Zbl 1335.47008

MSC:  47A55 47A10 47A53
Full Text:

### Fredholm perturbations and seminorms related to upper semi-Fredholm perturbations. (English)Zbl 1324.47030

MSC:  47A55 47A53
Full Text:

### Generalized Kato decompositions and perturbations for the Weyl type theorem. (Chinese. English summary)Zbl 1299.47024

MSC:  47A53 47A10 47A55

Full Text:

Full Text:

### Continuity of the cone spectral radius. (English)Zbl 1282.47068

MSC:  47H07 47H10 47H14
Full Text:

### Robust stability of differential-algebraic equations. (English)Zbl 1281.34002

Ilchmann, Achim (ed.) et al., Surveys in differential-algebraic equations I. Berlin: Springer (ISBN 978-3-642-34927-0/pbk; 978-3-642-34928-7/ebook). Differential-Algebraic Equations Forum, 63-95 (2013).
Full Text:

Full Text:

Full Text:

### Valleé-Poussin theorem for one singular functional differential equation. (Russian. English summary)Zbl 1305.34111

MSC:  34K06 34K26 47A53
Full Text:

### The stability of the single valued extension property for the asymptotic intertwining operators. (Chinese. English summary)Zbl 1268.47019

MSC:  47A53 47A10 47A55

Full Text:

### On convergence and compactness in parabolic problems with globally large diffusion and nonlinear boundary conditions. (English)Zbl 1280.37021

MSC:  37B30 35B25 35B40

### Multiplicity of solutions for the noncooperative $$p$$-Laplacian operator elliptic system with nonlinear boundary conditions. (English)Zbl 1276.35091

MSC:  35J70 35B20
Full Text:

Full Text:

### On the second inner variation of the Allen-Cahn functional and its applications. (English)Zbl 1273.49017

MSC:  49J45 49S05 35B25
Full Text:

### Properties of polynomially Riesz operators on some Banach spaces. (English)Zbl 1352.47018

MSC:  47B06 47A53
Full Text:

### On curved squeezing and Conley index. (English)Zbl 1271.37021

MSC:  37B30 35B25 35B40

### Stability radius of implicit dynamic equations with constant coefficients on time scales. (English)Zbl 1236.93119

MSC:  93D09 93C70 93C05
Full Text:

Full Text:

### Localized singularities and Conley index. (English)Zbl 1251.37021

MSC:  37B30 35B25 35B40

### The heat kernel Lefschetz fixed point formula for the spin-c Dirac operator. Reprint of the 1996 original. (English)Zbl 1222.58014

Modern Birkhäuser Classics. Basel: Birkhäuser (ISBN 978-0-8176-8246-0/pbk; 978-0-8176-8247-7/ebook). x, 247 p. (2011).
Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

### Diffusion speed in piecewise smooth billiards. (English)Zbl 1211.37046

MSC:  37D50 37C25 37J40
Full Text:

Full Text:

Full Text:

Full Text:

### Uniqueness of invariant Lagrangian graphs in a homology or a cohomology class. (English)Zbl 1192.37086

MSC:  37J50 37J40 53D12
Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

Full Text:

all top 5

all top 5

all top 5

all top 3

all top 3