## Found 4,905 Documents (Results 1–100)

100
MathJax

### Solution of the mixed problem for a third-order partial differential equation. (English. Russian original)Zbl 07550607

Math. Notes 111, No. 6, 932-939 (2022); translation from Mat. Zametki 111, No. 6, 895-903 (2022).
MSC:  34Exx 35Bxx 34Gxx
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### Completion problems on operator matrices. (English)Zbl 07550580

Mathematical Surveys and Monographs 267. Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-6987-0/pbk; 978-1-4704-7113-2/ebook). xiii, 170 p. (2022).

### Perturbation ideals and Fredholm theory in Banach algebras. (English)Zbl 07549735

MSC:  46H05 47A53 46J45
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### Property $$(UW_\Pi)$$ for functions of operators and compact perturbations. (English)Zbl 07548041

MSC:  47A53 47A10 47A55
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### $$A$$-isometries and Hilbert-$$A$$-modules over product domains. (English)Zbl 07547443

MSC:  47A13 47B20 46H25
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### The generalized Fredholm elements in a semisimple Banach algebra. (English)Zbl 07542672

MSC:  46H05 47A53
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MSC:  91B30
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### Advances in the theory of existence and numerical simulations for the one-dimensional transport equation. (English)Zbl 07537568

MSC:  82Cxx 65Dxx 65Nxx
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### Wold decomposition on odometer semigroups. (English)Zbl 07535681

MSC:  47A13 47A45 47D03
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### On some essential spectra of off-diagonal block operator matrix with application. (English)Zbl 07535194

MSC:  47A13 47A53
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### On a characterization of Jeribi, Rakočević, Schechter, Schmoeger and Wolf essential spectra of a $$3 \times 3$$ block operator matrices with non diagonal domain and application. (English)Zbl 07533189

MSC:  47A10 47A53 34K08
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### Improjective linear relations. (English)Zbl 07531062

MSC:  47A06 47A53 47A55
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### On the number of eigenvalues of the lattice model operator in one-dimensional case. (English)Zbl 07530767

MSC:  81Qxx 35Pxx 47Axx
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### Von Neumann’s inequality for the Hartogs triangle. (English)Zbl 07530331

MSC:  47A13 32A10
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### Finitely summable $$\gamma$$-elements for word-hyperbolic groups. (English)Zbl 07529822

MSC:  20F67 19K35
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### Consistent invertibility and perturbations of property ($$R$$). (English)Zbl 07523946

MSC:  47A53 47A10 47A55
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### Entropic convex duality in the determination of data-constrained kernel-based Bayes-Jaynes priors. (English)Zbl 07523740

MSC:  62C10 60E05 45B05
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### Invariance of the essential spectra of closed linear operator pencils on a Banach space. (English)Zbl 07517125

MSC:  47A10 47A53 34K08
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### On some Volterra-Fredholm and Hermite-Hadamard-type fractional integral inequalities. (English)Zbl 07512191

MSC:  26Dxx 26Axx 34Axx
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### The condition $$\varepsilon$$-pseudospectra on non-Archimedean Banach space. (English)Zbl 07510855

MSC:  47S10 47A53 46S10
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### Fatou’s theorem for non-commutative measures. (English)Zbl 07507743

MSC:  47A13 46L51 47Bxx
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### Analysis of a nonlinear Volterra-Fredholm integro-differential equation. (English)Zbl 07506080

MSC:  47G20 34K05 47H10
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### A method for studying integral equations by using a covering set of the Nemytskii operator in spaces of measurable functions. (English. Russian original)Zbl 07495303

Differ. Equ. 58, No. 1, 92-103 (2022); translation from Differ. Uravn. 58, No. 1, 93-104 (2022).
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### G-Riesz operators and their spectral properties. (English)Zbl 07486145

MSC:  47A10 47A55 47A53
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MSC:  47-XX
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MSC:  47-XX
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### Axiomatization of the degree of Fitzpatrick, Pejsachowicz and Rabier. (English)Zbl 07468364

MSC:  47H11 47A53 55M25
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### On Farkas’ lemma and related propositions in BISH. (English)Zbl 07458793

MSC:  03F60 46N10
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### Property $$(R)$$ for functions of operators and its perturbations. (English)Zbl 07458066

MSC:  47A53 47A10 47A55
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### Factorable weak operator-valued frames. (English)Zbl 07450623

MSC:  42C15 47A13
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### Successive approximations method for fuzzy Fredholm-Volterra integral equations of the second kind. (English)Zbl 1483.65235

Allahviranloo, Tofigh (ed.) et al., Advances in fuzzy integral and differential equations. Cham: Springer. Stud. Fuzziness Soft Comput. 412, 209-228 (2022).
MSC:  65R20 45B05 45D05
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### Specht’s invariant and localization of operator tuples. (English)Zbl 07432152

MSC:  47B13 47A13
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### Disjointly non-singular operators on order continuous Banach lattices complement the unbounded norm topology. (English)Zbl 07413073

MSC:  47B60 47A55 46B42
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### The APS-index and the spectral flow. (English)Zbl 07538732

MSC:  47A53 58J20 58J30
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### Spherical symmetry of some unitary invariants for commuting tuples. (English)Zbl 07515571

MSC:  47A13 47B20
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### Uniqueness and stability results for Caputo fractional Volterra-Fredholm integro-differential equations. (English)Zbl 07510954

MSC:  26Axx 34Axx 45Jxx
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### A multidimensional reverse interpolation method and its application in solving the multidimensional Fredholm integral equations. (English)Zbl 07490171

MSC:  45B05 41A05
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### Application of Tikhonov regularization to reconstruct past climate record from borehole temperature. (English)Zbl 07484752

MSC:  65Fxx 65Rxx 45Bxx
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### Different completions of $$A + CX$$. (English)Zbl 07481656

MSC:  47A05 47A99
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### Generalized powers and measures. (English)Zbl 07478491

MSC:  47B20 47A13 47B91
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### Compactness, or lack thereof, for the harmonic double layer. (English)Zbl 07456834

Gesztesy, Fritz (ed.) et al., From operator theory to orthogonal polynomials, combinatorics, and number theory. A volume in honor of Lance Littlejohn’s 70th birthday. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 285, 329-355 (2021).
MSC:  47-XX 33-XX
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MSC:  60K35
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### Existence of solutions for three-point boundary value problems of conformable fractional differential equations at resonance. (Chinese. English summary)Zbl 07448461

MSC:  34B10 34A08 47N20
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### On families between the Hardy-Littlewood and spherical maximal functions. (English)Zbl 1483.42011

MSC:  42B25 47A13
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### A variant of projection-regularization method for ill-posed linear operator equations. (English)Zbl 07446897

MSC:  65-XX 47-XX
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### On the commutator and Fredholmness of isometric pair. (English)Zbl 07446830

MSC:  47A45 47A13
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### Trace formulas for the modified Mathieu equation. (English)Zbl 07438907

Exner, Pavel (ed.) et al., Partial differential equations, spectral theory, and mathematical physics. The Ari Laptev anniversary volume. Berlin: European Mathematical Society (EMS). EMS Ser. Congr. Rep., 427-443 (2021).
MSC:  47E05 34E05
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### Exact boundary synchronization by groups for a coupled system of wave equations with coupled Robin boundary controls on a general bounded domain. (English)Zbl 1475.93059

MSC:  93C20 35L53
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### Stability of some essential B-spectra of pencil operators and application. (English)Zbl 07434054

MSC:  47A53 47A55
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### Joint $$A$$-hyponormality of operators in semi-Hilbert spaces. (English)Zbl 1482.47036

MSC:  47B20 47A13
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### Bifurcation of equilibrium forms of a gas column rotating with constant speed around its axis of symmetry. (English)Zbl 1477.76038

MSC:  76E07 76U05 76M30
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### Uniqueness and existence theorems for solving problems of scattering electromagnetic waves by anisotropic bodies. (English. Russian original)Zbl 07424696

Dokl. Math. 103, No. 1, 50-53 (2021); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 496, 59-63 (2021).
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### The direct scattering problem for penetrable obstacles included in a cavity. (English)Zbl 1479.35255

MSC:  35J05 45B05 35P25
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### Noether property and approximate solution of the Riemann boundary value problem on closed curves. (English)Zbl 1483.30074

MSC:  30E25 47A53 47A58
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### Continuous Fredholm theory, regularities and semiregularities. (English)Zbl 1479.19005

MSC:  19K56 47A53 47A60
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### Discrete Riemann-Hilbert problem and interpolation of entire functions. (Russian. English translation)Zbl 07407669

Ufim. Mat. Zh. 13, No. 2, 74-85 (2021); translation in Ufa Math. J. 13, No. 2, 70-80 (2021).
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### Some Fredholm theory results around relative demicompactness concept. (English)Zbl 07407074

MSC:  47A10 47A55 47A53
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### In search of convexity: diagonals and numerical ranges. (English)Zbl 07405452

MSC:  47A12 47A13
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