Found 1,133 Documents (Results 1–100)
Tricomi problem for mixed parabolic-hyperbolic equation with dynamic-type boundary condition. (English) Zbl 07914174
A characterization of Riesz bases and pair of dual frames in tensor product of Hilbert spaces. (English) Zbl 07906419
Existence and uniqueness of solution for a parabolic-hyperbolic equation with multiplicative control and nonlocal boundary conditions. (English. Ukrainian original) Zbl 07906289
Ukr. Math. J. 76, No. 2, 280-301 (2024); translation from Ukr. Mat. Zh. 76, No. 2, 257-275 (2024).
On Riesz property and equivalent basis property of the system of root vector functions of Dirac-type operator. (English) Zbl 07875330
Unraveling forward and backward source problems for a nonlocal integrodifferential equation: a journey through operational calculus for Dzherbashian-Nersesian operator. (English) Zbl 07869432
Identifying temperature distribution and source term for generalized diffusion equation with arbitrary memory kernel. (English) Zbl 07869359
Spatial dynamics and solitary hydroelastic surface waves. (English) Zbl 07866604
Reviewer: Denys Dutykh (Le Bourget-du-Lac)
On positive operator-valued measures generated by a family of one-dimensional projectors. (English) Zbl 07860882
Local stability of half inverse problems with boundary conditions dependent on the spectral parameter. (English) Zbl 07852479
The analysis of vertex feedback stabilisability of a star-shaped network of fluid-conveying pipes. (English) Zbl 1539.93144
Effects of permutation functions on woven and non-woven frames. (English) Zbl 07841658
Reviewer: Antonio Galbis (València)
A multivariate Riesz basis of ReLU neural networks. (English) Zbl 1532.68101
Reviewer: Steven B. Damelin (Ann Arbor)
Zak transform associated with the Weyl transform and the system of twisted translates on \(\mathbb{R}^{2n}\). (English) Zbl 1541.43006
Reviewer: Arash Ghaani Farashahi (Wien)
Rationally sampled Gabor frames on the half real line. (English) Zbl 1536.42033
Reviewer: Anirudha Poria (Suzhou)
Model spaces. (English) Zbl 07921182
Mashreghi, Javad (ed.), Lectures on analytic function spaces and their applications. Based on courses given at the Fields Institute, Toronto, Canada, July 1 – December 31, 2021. Cham: Springer; Toronto: The Fields Institute for Research in the Mathematical Sciences. Fields Inst. Monogr. 39, 121-154 (2023).
Exact controllability of the linear biharmonic Schrödinger equation with space-dependent coefficients. (English) Zbl 07916371
Ammari, Kaïs (ed.) et al., Control and inverse problems. The 2022 spring workshop in Monastir, Tunisia, May 9–11, 2022. Cham: Birkhäuser. Trends Math., 77-89 (2023).
Stability condition and Riesz bounds for exponential splines. (English) Zbl 07896836
Reviewer: Peter Massopust (München)
Boundary output tracking for a flexible beam with tip payload and boundary nonlinear disturbance. (English) Zbl 07859147
On the inverse problem of the Bitsadze-Samarskii type for a fractional parabolic equation. (English) Zbl 1534.35443
A set with no Riesz basis of exponentials. (English) Zbl 1533.42036
MSC:
42C15
An inverse problem for a two-dimensional diffusion equation with arbitrary memory kernel. (English) Zbl 1532.35537
Output tracking for an Euler-Bernoulli beam equation with moment boundary control and shear boundary disturbance. (English) Zbl 1533.93315
Spectral analysis and stabilization of one dimensional wave equation with singular potential. (English) Zbl 1529.35071
Characterizations of woven g-frames and weaving g-frames in Hilbert spaces and \(C^\ast\)-modules. (Characteizations of woven g-frames and weaving g-frames in Hilbert spaces and \(C^\ast\)-modules.) (English) Zbl 1538.46079
Some compactly supported Riesz wavelets associated to any \(E_d^{(2)}(\mathbb{Z})\) dilation. (English) Zbl 1529.42033
Reviewer: Dana Černá (Liberec)
On an inverse problem of the Bitsadze-Samarskii type for a parabolic equation of fractional order. (English) Zbl 1526.35307
Exact boundary controllability of the linear biharmonic Schrödinger equation with variable coefficients. (English) Zbl 1529.93008
Reviewer: Udhayakumar Ramalingam (Vellore)
Tricomi problem for mixed parabolic-hyperbolic equation with higher order boundary condition. (English) Zbl 1522.35009
Twisted shift-invariant system in \(L^2(\mathbb{R}^{2N})\). (English) Zbl 1529.42025
Reviewer: Anirudha Poria (Suzhou)
Riesz basis property and exponential stability of a second order system in time with variable coefficients. (English) Zbl 1538.35055
Inverse problems of determining an unknown depending on time coefficient for a parabolic equation with involution and periodicity conditions. (English) Zbl 1520.35169
On the fractional Laplacian of some positive definite kernels with applications in numerically solving the surface quasi-geostrophic equation as a prominent fractional calculus model. (English) Zbl 07705781
Boundary controllability and stabilizability of a coupled first-order hyperbolic-elliptic system. (English) Zbl 1517.35098
Recovering source term and temperature distribution for nonlocal heat equation. (English) Zbl 07689963
Do shape memory alloy cables restrain the vibrations of girder bridges? A mathematical point of view. (English) Zbl 1529.74022
Domain of generalized Riesz difference operator of fractional order in Maddox’s space \(\ell(p)\) and certain geometric properties. (English) Zbl 1528.46003
Mohiuddine, S. A. (ed.) et al., Sequence space theory with applications. Boca Raton, FL: CRC Press. 268-288 (2023).
A class of reproducing systems generated by a finite family in \(L^2 (\mathbb{R}_+)\). (English) Zbl 1517.42031
Reviewer: Ashok Kumar Sah (New Delhi)
Positive and negative eigenfunction expansion results for indefinite Sturm-Liouville problems. (English) Zbl 1516.34053
Frame properties of Hilbert-Schmidt operator sequences. (English) Zbl 1507.42026
Reviewer: Antonio Galbis (Valencia)
MSC:
42C15
Uniform and non-uniform sampling of bandlimited functions at minimal density with a few additional samples. (English) Zbl 1504.94080
Dynamical sampling: mixed frame operators, representations and perturbations. (English) Zbl 07831113
Biorthogonal characterization of generalized Riesz bases. (Chinese. English summary) Zbl 07821968
Exponential stability of Rayleigh beam equation on a star-shaped network with indefinite damping. (English) Zbl 1534.74037
Dilation-and-modulation frame sets on the half real line. (English) Zbl 1529.42027
Reviewer: Xiaosheng Zhuang (Hong Kong)
On convergence of spectral expansions of Dirac operators with regular boundary conditions. (English) Zbl 1528.34020
Reviewer: Andreas Fleige (Dortmund)
Characterization and some properties of von Neumann-Schatten \(p\)-Bessel sequences. (English) Zbl 1522.42067
Riesz basis property and exponential stability for a damped system and controlled dynamically. (English) Zbl 1538.35056
The inverse problem for the heat equation with reflection of the argument and with a complex coefficient. (English) Zbl 1512.34058
Translation Riesz bases and Riesz spectral sets on LCA groups. (Chinese. English summary) Zbl 1524.42062
Fractal Sobolev systems of functions associated with orthonormal systems of functions. (English) Zbl 1508.41001
On spectral problems in the theory of control of vibrations of a loaded chain. (English. Russian original) Zbl 1517.34030
Differ. Equ. 58, No. 11, 1563-1565 (2022); translation from Differ. Uravn. 58, No. 11, 1562-1564 (2022).
Reviewer: Andreas Fleige (Dortmund)
Solvability of mixed problems for heat equations with two nonlocal conditions. (English) Zbl 1502.35055
Spectral properties of a differential operator with involution. (English. Russian original) Zbl 1510.34139
Mosc. Univ. Math. Bull. 77, No. 4, 204-208 (2022); translation from Vestn. Mosk. Univ., Ser. I 77, No. 4, 67-71 (2022).
MSC:
34K08
Duals and approximate duals of von Neumann-Schatten \(p\)-frames. (English) Zbl 1509.42043
Reviewer: Ilya Krishtal (DeKalb)
The weak eigenfunctions of boundary-value problem with symmetric discontinuities. (English) Zbl 1508.34115
Portraits and perturbations of Hilbert-Schmidt frame sequences. (English) Zbl 1501.42007
Reviewer: Ghanshyam Bhatt (Nashville)
On basic properties of eigenfunctions and associated functions of one loaded operator of multiple differentiation. (English) Zbl 1505.34125
The inverse source problem for the wave equation revisited: a new approach. (English) Zbl 1497.35524
Reviewer: Giovanni S. Alberti (Genova)
On uncountable frames and Riesz bases in nonseparable Banach spaces. (English) Zbl 1504.42098
Reviewer: Patricia Mariela Morillas (San Luis)
Sign intermixing for Riesz bases and frames measured in the Kantorovich-Rubinstein norm. (English) Zbl 1518.46005
Basis properties of Fučík eigenfunctions for the Neumann Laplacian. (English) Zbl 1506.34109
Reviewer: Fatma Hıra (Atakum)
Basis properties of Fučik eigenfunctions. (English) Zbl 1513.34341
Reviewer: Rodica Luca (Iaşi)
A converse sampling theorem in reproducing kernel Banach spaces. (English) Zbl 1500.42015
Reviewer: Nenad Teofanov (Novi Sad)
An inverse boundary value problem for a two-dimensional pseudo-parabolic equation of third order. (English) Zbl 07534467
Dilations of (dual) Hilbert-Schmidt frames. (English) Zbl 1489.42019
Reviewer: Pierluigi Vellucci (Roma)
Boundary stabilization for a star-shaped network of variable coefficients strings linked by a point mass. (English) Zbl 1487.35068
Dynamic stabilisation for an Euler-Bernoulli beam equation with boundary control and matched nonlinear disturbance. (English) Zbl 1485.93492
On the stability of a star-shaped network of variable coefficients strings under joint damping. (English) Zbl 1486.35045
Stability of spectral characteristics of boundary value problems for \(2 \times 2\) Dirac type systems: applications to the damped string. (English) Zbl 1498.34229
Proportional integral regulation control of a one-dimensional semilinear wave equation. (English) Zbl 1481.35266
Reviewer: Kaïs Ammari (Monastir)
Output feedback exponential stabilization for a 1-d wave PDE with dynamic boundary. (English) Zbl 1480.93320
Stabilization of two coupled wave equations with joint anti-damping and non-collocated control. (English) Zbl 1480.93352
On description of dual frames. (English) Zbl 1489.46018
The correspondence of fusion frames and frames in Hilbert \(C^\ast\)-modules and finite Gabor fusion frames. (English) Zbl 1513.42128
On Riesz bases of exponentials for convex polytopes with symmetric faces. (English) Zbl 1504.42085
Abakumov, Evgeny (ed.) et al., Extended abstracts fall 2019. Spaces of analytic functions: approximation, interpolation, sampling, SAFAIS 2019 program, Centre de Recerca Matemàtica, Barcelona, Spain, October–December 2019. Cham: Birkhäuser. Trends Math., Res. Perspect. CRM Barc. 12, 69-72 (2021).
Uniqueness and reconstruction of the double loop graph. (Chinese. English summary) Zbl 1513.34133
MSC:
34B45
On some nonlocal inverse boundary problem for partial differential equations of third order. (English) Zbl 1493.34055
Numerical approximation of the spectrum for a flexible Euler-Bernoulli beams with a force control in position and velocity. (English) Zbl 1513.74112
Positive and negative examples for the Riesz basis property of indefinite Sturm-Liouville problems. (English) Zbl 1504.34057
de Snoo, H. S. V. (ed.) et al., Contributions to mathematics and statistics. Essays in honor of Seppo Hassi. Vaasa: University of Vaasa, School of Technology and Innovation. Acta Wasaensia 462, 69-75 (2021).
Reviewer: Hüseyin Tuna (Burdur)
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