Solving the membership problem for certain subgroups of \(\mathrm{SL}_2 (\mathbb{Z})\). (English) Zbl 07868229
Reviewer: Nihal Özgür (İzmir)
Found 335 Documents (Results 1–100)
The convergence and uniqueness of a discrete-time nonlinear Markov chain. arXiv:2407.00314
Preprint, arXiv:2407.00314 [math.DS] (2024).
The Witten Index of massless \((d+1)\)-Dirac-Schrödinger Operators. arXiv:2405.17123
Preprint, arXiv:2405.17123 [math.FA] (2024).
Spectral analysis of a dynamical system describing the diffusion of neutrons. (English. Russian original) Zbl 07786658
Funct. Anal. Appl. 57, No. 2, 143-157 (2023); translation from Funkts. Anal. Prilozh. 57, No. 2, 75-92 (2023).
The automorphism group of the Fraïssé limit of finite Heyting algebras. (English) Zbl 07735954
J. Symb. Log. 88, No. 3, 1310-1320 (2023); addendum ibid. 88, No. 3, 1321-1322 (2023).
Garden of Eden and weakly periodic points for certain expansive actions of groups. (English) Zbl 1521.37007
Dynamics of semigroups generated by analytic functions of the Laplacian on homogeneous trees. (English) Zbl 1511.37091
Reviewer: Jorge Vargas (Córdoba)
On the closed generalized Drazin-Riesz invertible operators and \(C_{0}\)-semigroups. arXiv:2310.04616
Preprint, arXiv:2310.04616 [math.FA] (2023).
Harmonic analysis on operator algebras and its applications to index theory and topological solid state systems. (English) Zbl 1514.46003
Mathematical Physics Studies. Cham: Springer (ISBN 978-3-031-12200-2/hbk; 978-3-031-12203-3/pbk; 978-3-031-12201-9/ebook). xxiv, 206 p. (2022).
Reviewer: Takahiro Sudo (Nishihara)
MSC:
46-02
47-02
82-02
46L87
46L80
46L60
46L55
46L52
46L51
46L05
43A15
43A22
43A25
43A65
22D10
22D25
22D30
22D35
Spectral description of Fredholm operators via polynomially Riesz operators perturbation. (English) Zbl 07536921
On separability properties in direct products of semigroups. (English) Zbl 1505.20053
Reviewer: Grigori I. Zhitomirski (Herzliyya)
Hyper-positive definite functions I: scalar case, branching-type stationary stochastic processes. (English) Zbl 1497.60049
Reviewer: Wasiur Rahman Khuda Bukhsh (Nottingham)
On relative category and Morse decompositions for infinite-dimensional dynamical systems. (English) Zbl 1462.37014
The spectral localizer for semifinite spectral triples. (English) Zbl 1460.19007
Reviewer: Takahiro Sudo (Nishihara)
On the classification and modular extendability of \(E_0\)-semigroups on factors. (English) Zbl 1523.46053
MSC:
46L57
Properties of demicompact operators, essential spectra and some perturbation results for block operator matrices with applications. (English) Zbl 1455.47002
Infinitesimal generators of semigroups with prescribed boundary fixed points. (English) Zbl 1450.37069
Edge-following topological states. (English) Zbl 1454.46065
Reviewer: Do Ngoc Diep (Hanoi)
Equilibrium-like solutions of asymptotically autonomous differential equations. (English) Zbl 1459.37025
Reviewer: Roman Srzednicki (Kraków)
The structure of random homeomorphisms. (English) Zbl 1462.03020
Reviewer: Ivan Podvigin (Novosibirsk)
Boundary fixed points vs. critical points in semigroups of holomorphic self-maps of the unit disc. (English) Zbl 1444.37039
Asymptotic behavior of orbits of holomorphic semigroups. (English. French summary) Zbl 1442.37066
Reviewer: Dorina Raducanu (Brasov)
Existence of multiple equilibrium points in global attractor for damped wave equation. (English) Zbl 1503.35113
Operator algebras in India in the past decade. (English) Zbl 1444.46051
Indian J. Pure Appl. Math. 50, No. 3, 801-834 (2019); erratum ibid. 50, No. 4, 1147-1151 (2019).
Fixed points in compactifications and combinatorial counterparts. (Points fixes dans LES compactifications et contreparties combinatoires.) (English) Zbl 1430.37009
Reviewer: Mihai Turinici (Iaşi)
Dynamics of certain distal actions on spheres. (English) Zbl 1420.37013
Real Anal. Exch. 44, No. 1, 77-88 (2019); errata ibid. 47, No. 2, 467-468 (2022).
Reviewer: Marta Macho Stadler (Leioa)
On the index of pseudo-differential operators on compact Lie groups. (English) Zbl 1421.35400
Reviewer: Luigi Rodino (Torino)
The strong convex property and \(C_0\)-semigroups on some hereditarily indecomposable Banach spaces. (English) Zbl 1424.47032
Geometric analysis on singular spaces. (English) Zbl 1421.58007
Brüning, Jochen (ed.) et al., Space – time – matter. Analytic and geometric structures. Berlin: De Gruyter. 349-416 (2018).
Reviewer: Dian K. Palagachev (Bari)
On the Koenigs function of semigroups of holomorphic self-maps of the unit disc. (English) Zbl 1423.30007
Reviewer: Dorina Raducanu (Brasov)
Besov continuity for pseudo-differential operators on compact homogeneous manifolds. (English) Zbl 1428.58022
Common fixed point theorems for semigroup actions of Kannan’s type on strictly convex Banach spaces. (English) Zbl 06969091
An analytic Novikov conjecture for semigroups. (English) Zbl 1403.19006
Reviewer: Tatsuki Seto (Nagoya)
MSC:
19K56
Varieties of Boolean inverse semigroups. (English) Zbl 1414.20020
Reviewer: Leonid M. Martynov (Omsk)
Inverse subsemigroups of finite index in finitely generated inverse semigroups. (English) Zbl 1447.20026
Reviewer: Mykola Khrypchenko (Florianópolis)
On invertibility states of differential and difference operators. (English. Russian original) Zbl 1471.47029
Izv. Math. 82, No. 1, 1-13 (2018); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 82, No. 1, 3-16 (2018).
Reviewer: Miklavž Mastinšek (Maribor)
Convolution operators on group algebras which are tauberian or cotauberian. (English) Zbl 1390.43002
Analytic properties of Markov semigroup generated by stochastic differential equations driven by Lévy processes. (English) Zbl 1390.60204
Reviewer: Athanasios Yannacopoulos (Athens)
Spectral equality for \(C_0\) semigroups. (English) Zbl 1448.47056
Reviewer: Jan Rozendaal (Warsaw)
Attractors for wave equations with nonlinear damping on time-dependent space. (English) Zbl 1343.35035
Codes over a weighted torus. (English) Zbl 1372.13019
Reviewer: Felipe Zaldivar (Mexico City)
Preface. (English) Zbl 1374.00002
MSC:
00B25
15A09
15B33
16B99
16W10
22D25
22E25
43A45
46H05
46H30
46J05
46L05
47-03
47A05
47A15
47A53
47A60
47B35
47L05
47L35
47L55
81P10
Ends for subsemigroups of finite index. (English) Zbl 1350.20040
Reviewer: Jaak Henno (Tallinn)
Rank gradient and \(p\)-gradient of amalgamated free products and HNN extensions. (English) Zbl 1336.20036
Reviewer: Dimitrios Varsos (Athína)
Hopfian and co-Hopfian subsemigroups and extensions. (English) Zbl 1312.20051
Reviewer: Jaak Henno (Tallinn)
Fredholm operators, evolution semigroups, and periodic solutions of nonlinear periodic systems. (English) Zbl 1305.34089
Reviewer: Sotiris K. Ntouyas (Ioannina)
A backward \(\lambda\)-lemma for the forward heat flow. (English) Zbl 1306.37090
Reviewer: Weiping Li (Stillwater)
Spaces of graphs, boundary groupoids and the coarse Baum-Connes conjecture. (English) Zbl 1288.19005
Reviewer: Igor V. Nikolaev (Southbridge)
Multiple equilibrium points in global attractor for the weakly damped wave equation with critical exponent. (English) Zbl 1288.35101
Reviewer: Svetlin Georgiev (Rousse)
On periodic points of free inverse monoid homomorphisms. (English) Zbl 1304.20073
Reviewer: G. I. Zhitomirskij (Herzliyya)
The index of a numerical semigroup ring. (English) Zbl 1344.13016
Reviewer: Ivan Martino (Fribourg)
The automorphism group of the Lebesgue measure has no non-trivial subgroups of index \(<2^{\omega} \). (English) Zbl 1307.22011
Reviewer: Herbert Abels (Bielefeld)
A new relation between the condensation index of complex sequences and the null controllability of parabolic systems. (Une nouvelle relation entre l’indice de condensation des suites complexes et la contrôlabilité à zéro des systémes paraboliques.) (English. French summary) Zbl 1276.93017
Semigroup presentations for congruences on groups. (English) Zbl 1288.20078
Reviewer: Aleksandr V. Tishchenko (Moskva)
Analysis of linear differential equations by methods of the spectral theory of difference operators and linear relations. (English. Russian original) Zbl 1279.34069
Russ. Math. Surv. 68, No. 1, 69-116 (2013); translation from Usp. Mat. Nauk 68, No. 1, 77-128 (2013).
Reviewer: Ludwig Kohaupt (Berlin)
Green index in semigroups: generators, presentations, and automatic structures. (English) Zbl 1270.20059
Reviewer: Jaak Henno (Tallinn)
Shift invariant preduals of \(\ell_1(\mathbb Z)\). (English) Zbl 1269.46008
Reviewer: Daniel Li (Lens)
Coarse non-amenability and covers with small eigenvalues. (English) Zbl 1270.20041
Reviewer: Stratos Prassidis (Karlovassi)
Optimizing low loss silver nanowires structure metamaterial at yellow light spectrum with differential evolution. (English) Zbl 1255.82077
Ruston, Riesz and perturbation classes. (English) Zbl 1253.47029
Reviewer: Raymond Mortini (Metz)
Twisted conjugacy classes in residually finite groups. arXiv:1204.3175
Preprint, arXiv:1204.3175 [math.GR] (2012).
Geometric approach to the Hamilton-Jacobi equation and global parametrices for the Schrödinger propagator. (English) Zbl 1308.47053
An algebra generated by multiplicative discrete convolution operators. (English. Russian original) Zbl 1233.47061
Russ. Math. 55, No. 1, 1-6 (2011); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2011, No. 1, 3-9 (2011).
Reviewer: Janko Bračič (Ljubljana)
Generators and relations for subsemigroups via boundaries in Cayley graphs. (English) Zbl 1237.20053
Reviewer: Aleksandr V. Tishchenko (Moskva)
MSC:
20M05
Fredholm and spectral properties of Toeplitz operators on \(H^p\) spaces over ordered groups. (English) Zbl 1228.43003
Sb. Math. 202, No. 5, 721-737 (2011); translation from Mat. Sb. 202, No. 5, 101-116 (2011).
Reviewer: Brett Wick (Atlanta)
On a generalized Poincaré-Hopf formula in infinite dimensions. (English) Zbl 1214.37013
Reviewer: Yuri V. Rogovchenko (Umeå)
Pseudographs and the Lax-Oleinik semi-group: a geometric and dynamical interpretation. (English) Zbl 1284.05120
Upper-modular elements of the lattice of semigroup varieties. II. (English. Russian original) Zbl 1288.20081
J. Math. Sci., New York 164, No. 2, 182-187 (2010); translation from Fundam. Prikl. Mat. 14, No. 7, 43-51 (2008).
The equivariant index theorem for transversally elliptic operators and the basic index theorem for Riemannian foliations. (English) Zbl 1209.58016
Reviewer: Ren Guo (Minneapolis)
Finest Morse decompositions for semigroup actions on fiber bundles. (English) Zbl 1243.37014
Reviewer: Thomas J. Bartsch (Gießen)
The stable set of a self-map. (English) Zbl 1234.37017
New directions in Nielsen-Reidemeister theory. (English) Zbl 1233.55001
Reviewer: Christian Fenske (Gießen)
Amenable actions of amalgamated free products. (English) Zbl 1193.43001
Reviewer: Andrzej Szczepański (Gdańsk)
Tauberian operators. (English) Zbl 1187.47002
Operator Theory: Advances and Applications 194. Basel: Birkhäuser (ISBN 978-3-7643-8997-0/hbk; 978-3-7643-8998-7/ebook). xii, 245 p. (2010).
Reviewer: Carsten Michels (Oldenburg)
The eta invariant and equivariant index of transversally elliptic operators. arXiv:1005.3845
Preprint, arXiv:1005.3845 [math.DG] (2010).
Positive solutions for singular \(\phi\)-Laplacian BVPs on the positive half-line. (English) Zbl 1201.34040
Reviewer: Pierpaolo Omari (Trieste)
Automatic continuity of group homomorphisms. (English) Zbl 1173.03037
Reviewer: Miroslav Repický (Košice)
Spectral analysis of differential operators with unbounded operator-valued coefficients, difference relations and semigroups of difference relations. (English) Zbl 1167.47006
Izv. Math. 73, No. 2, 215-278 (2009); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 73, No. 2, 3-68 (2009).
Reviewer: Petru A. Cojuhari (Kraków)
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