Found 469 Documents (Results 1–100)
On a system of fractional differential equations with \(p\)-Laplacian operators and integral boundary conditions. (English) Zbl 1524.34022
Note on the differentiability of strongly continuous semicocycles. (English) Zbl 1513.37045
Reviewer: Jarosław Górnicki (Rzeszów)
Gap opening in the spectrum of some Dirac-like pseudo-differential operators. (English) Zbl 1524.81046
Spectral analysis of Neumann-Poincaré operator. (English) Zbl 1513.31003
Reviewer: Konstantin Malyutin (Kursk)
On the maximal monotonicity of subdifferential operators. (English) Zbl 1513.47095
Reviewer: Mircea Balaj (Oradea)
Low and high perturbations of nonhomogeneous eigenvalue problems with absorption. (English) Zbl 1524.35242
Fundamental solutions in \(psi\)-Bessel potential spaces of certain generators of transient Lévy processes. (English) Zbl 1513.31011
Reviewer: Luigi Rodino (Torino)
On \(C_0\)-semigroups of holomorphic isometries in spin factors. (English) Zbl 1502.47058
Reviewer: Valerii V. Obukhovskij (Voronezh)
Quasi-unitary equivalence and generalised norm resolvent convergence. (English) Zbl 1438.47028
Reviewer: Michael Perelmuter (Kyïv)
On self-adjoint realizations of sign-indefinite Laplacians. (English) Zbl 1449.35191
Reviewer: Vladimir Mityushev (Kraków)
Essential spectrum, quasi-orbits and compactifications: application to the Heisenberg group. (English) Zbl 1449.47028
Reviewer: Vladimir S. Pilidi (Rostov-na-Donu)
On Schrödinger and Dirac operators with an oscillating potential. (English) Zbl 1438.35294
Reviewer: Michael Perelmuter (Kyïv)
Weak limit theorem for a one-dimensional split-step quantum walk. (English) Zbl 1438.47023
Reviewer: Leonid Golinskii (Kharkov)
The role of the Hardy type inequalities in the theory of function spaces. (English) Zbl 1424.46050
Reviewer: Francisco Pérez Acosta (La Laguna)
Some considerations about commutative multiplicative unitaries. (English) Zbl 1424.47100
Reviewer: Mohammad Sal Moslehian (Mashhad)
On \(C_0\)-semigroups of holomorphic isometries with fixed point in JB\(^*\)-triples. (English) Zbl 1424.47104
Reviewer: Heinrich Hering (Rockenberg)
The introduction of new modulus \(\zeta_X(\varepsilon)\), uniform non-squareness and uniform normal structure in Banach spaces. (English) Zbl 1399.46016
Additivity of maps acting in a sum of triple products on triangular algebras. (English) Zbl 1389.16052
Reviewer: Vesselin Drensky (Sofia)
On singular stochastic differential equations and Dirichlet forms. (English) Zbl 1399.31012
Reviewer: Pavel Gapeev (London)
Harmonic Bergman kernels and Toeplitz operators on the ball with radial measures. (English) Zbl 1389.31013
Reviewer: Nikolaj L. Vasilevskij (México, D.F.)
A refined HVZ-theorem for asymptotically homogeneous interactions and finitely many collision planes. (English) Zbl 1389.81022
A fixed point approach to \(C_0\)-groups of ball automorphisms in Hilbert space. (English) Zbl 1389.47113
Further studies of strongly amenable \(\ast\)-representations of Lau \(\ast\)-algebras. (English) Zbl 1389.43001
Existence of a renormalised solution for a class of nonlinear degenerated parabolic problem with unbounded nonlinearities. (English) Zbl 1389.35187
Compact difference on weighted composition operators on \(\mathcal N_p\)-spaces in the ball. (English) Zbl 1389.32014
On an ergodic decomposition defined in terms of certain generators: the case when the generator is defined on the entire space \(C_b(X)\). (English) Zbl 1389.47039
On a class of pseudo-differential operators on \(\mathbb R^n \times \mathbb Z^m\) generating Feller semigroups. (English) Zbl 1389.47116
Some linear operators between spaces with vector norm. (English) Zbl 1299.47075
Reviewer: Ömer Gök (Istanbul)
Some classes of operators on separable Banach spaces. (English) Zbl 1265.46033
Reviewer: Costica Mustata (Cluj-Napoca)
Products and sums of bounded and unbounded normal operators: Fuglede-Putnam versus Embry. (English) Zbl 1262.47008
Reviewer: Cătălin Badea (Villeneuve d’Ascq)
Algebraic and topological reflexivity of spaces of Lipschitz functions. (English) Zbl 1265.46020
Reviewer: Pascal Lefèvre (Lens)
Further results on regular Fredholm pairs and chains. (English) Zbl 1223.47009
Reviewer: Andrzej Sołtysiak (Poznań)
A necessary and sufficient condition for the connectivity of the attractor of an infinite iterated function system. (English) Zbl 1224.28018
Multiparameter Markov processes: generators and associated martingales. (English) Zbl 1224.60089
Reviewer: Pavel Gapeev (London)
Convergence of Lotz-Räbiger nets of operators on spaces of continuous functions. (English) Zbl 1230.47030
Operator-valued trigonometric moment and \(L\)-moment problems. (English) Zbl 1211.47015
Reviewer: Isabel Marrero (La Laguna)
A numerical integral method for computing the guided modes in an optical half coupler in the scalar case. (English) Zbl 1212.78018
Reviewer: Mohammad Sal Moslehian (Mashhad)
Some Filippov type theorems for mild solutions of a second-order differential inclusion. (English) Zbl 1199.34300
Reviewer: Ovidiu Cârjă (Iaşi)
A linear filter for the operational prediction of a periodically correlated process. (English) Zbl 1199.47048
Reviewer: Bebe Prunaru (Bucureşti)
On the metrical theory of a peculiar continued fraction expansion. (English) Zbl 1174.11065
Reviewer: Stelian Mihalas (Timişoara)
Multiple solutions to operator equations involving duality mappings on Orlicz-Sobolev spaces via the mountain pass theorem. (English) Zbl 1174.35007
Reviewer: Teodora-Liliana Rădulescu (Craiova)
Vector seminorms, spaces with vector norm, and regular operators. (English) Zbl 1174.47032
Reviewer: Constantin Niculescu (Craiova)
Some results and algorithms for a class of \(\gamma\)-invex equilibrium problems. (English) Zbl 1174.65025
Reviewer: Ştefan Mititelu (Bucureşti)
On a class of second order differential operators on the real line. (English) Zbl 1174.47038
Reviewer: Rodica Luca Tudorache (Iaşi)
Discrete time linear equations defined by positive operators on ordered Hilbert spaces. (English) Zbl 1174.93008
Reviewer: Vladimir Răsvan (Craiova)
Bands of regular operators. (English) Zbl 1174.47031
Reviewer: Mihai Pascu (Bucureşti)
Convex cones, tensor products and operators. (English) Zbl 1174.46010
Reviewer: Constantin Niculescu (Craiova)
Matricial Bloch and Bergman–Schatten spaces. (English) Zbl 1174.46015
Reviewer: Pasc Gavruţă (Timişoara)
Markov-type and operator-valued multidimensional moment problems, with some applications. (English) Zbl 1174.47011
Reviewer: Costică Mustaţă (Cluj-Napoca)
Weighted variational inequalities with set-valued mappings. (English) Zbl 1150.47043
Reviewer: Corneliu Ursescu (Iaşi)
Equicontinuity and existence of attractive probability measures for some iterated function systems. (English) Zbl 1150.47009
Reviewer: Gheorghe Oprişan (Bucureşti)
Compactness of generalized Hankel operators with unbounded and anti-holomorphic symbols on generalized Fock spcaes. (English) Zbl 1150.47016
Reviewer: Gheorghe Gussi (Bucureşti)
Existence and multiplicity of solutions of a system of quasilinear equations. (English) Zbl 1150.35029
Reviewer: Radu Precup (Cluj-Napoca)
Representation of the adjoint of the composition operator on weighted Hardy space. (English) Zbl 1113.47017
MSC:
47B33
Characterizations of Fredholm pairs and chains in Hilbert spaces. (English) Zbl 1113.47004
Reviewer: Constantin Niculescu (Craiova)
Using the solution of an abstract moment problem to solve some classical complex moment problems. (English) Zbl 1122.47012
Reviewer: Ilie Valuşescu (Bucureşti)
On the spectrum of the generalized Friedrichs model. (English) Zbl 1119.47303
Reviewer: Viorel Iftimie (Bucureşti)
Common fixed point theorems for multi-valued and single-valued mappings. (English) Zbl 1122.47044
Reviewer: Nicoleta Negoescu (Iaşi)
A predictor-corrector algorithm for a class of quasiequilibrium problems involving \(sigma\) pseudomonotonicity and skew symmetry. (English) Zbl 1120.65076
Reviewer: Octavian Păstrăveanu (Iaşi)
On Newton’s method for convex operators, and some applications. (English) Zbl 1119.49308
Reviewer: Mircea Balaj (Oradea)
Two results on fixed points of set-valued nonexpansive mappings. (English) Zbl 1122.47043
Reviewer: Grzegorz Gabor (Toruń) (MR 2007k:47099)
On Zamfirescu’s fixed point theorem. (English) Zbl 1104.47049
Reviewer: Nicoleta Negoescu (Iaşi)
On the existence of zeros of continuity functions defined in \(\mathbb R^n\). (English) Zbl 1106.54017
Reviewer: Ioan Rus (Cluj-Napoca)
Hankel operators with unbounded and anti-holomorphic symbols on weighted spaces. (English) Zbl 1101.47017
Reviewer: Mihai Pascu (Bucureşti)
A new algorithm for computing the pseudoinverse in Hilbert spaces. (English) Zbl 1088.65053
Reviewer: Mihai Pascu (Bucureşti)
Averaging integral operators and subordination. (English) Zbl 1089.30010
Reviewer: Vasile Ionescu (Bucureşti)
New aspects of the classical moment problem. (English) Zbl 1109.47014
Reviewer: Ilie Văluşescu (Bucureşti)
The \(K\)-Cayley transfom of \(K\)-Hermitian operators. (English) Zbl 1104.47025
Reviewer: Mihai Pascu (Bucureşti)
Controlled factorization for some commuting pairs of contractions with this spectrum. (English) Zbl 1098.47503
On nonlinear isometries. (Sur les isométries non-linéaires.) (French) Zbl 1106.46016
Reviewer: Trandafir Bălan (Craiova)
Attractive probability measures and their supports. (English) Zbl 1098.47010
Reviewer: Marius Iosifescu (Bucureşti)
Locally bounded semigroups. (English) Zbl 1113.47304
MSC:
47D03
Spaces of vector valued functions and linear operators. (English) Zbl 1092.28008
Reviewer: Mihai Pascu (Bucureşti)
New scattering channels for perturbed layered media. (Nouveaux canaux de diffusion pour les milieux stratifiés perturbés.) (French) Zbl 1091.35050
Reviewer: Radu Purice (Bucureşti)
Operators \(C_0({\mathbb R};Y)\to X\) and asymptotic behaviour of abstract delay equations. (English) Zbl 1054.34129
Boundary values of operator-valued functions and trace class perturbations. (English) Zbl 1101.47301
Extension of linear operators and moment problems in spaces of analytic functions. (English) Zbl 1101.47303
Asymptotics and index for families invariant with respect to a bundle of Lie groups. (English) Zbl 1048.58018
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