Keywords: شعاع طیفی; 15A18; 05C50Nonnegative matrix; Spectral radius; Average 2-row sum; Adjacency matrix; Signless Laplacian matrix; Distance-based matrix
مقالات ISI شعاع طیفی (ترجمه نشده)
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Keywords: شعاع طیفی; Divide-and-conquer recurrence; Radix-rational sequence; Spectral radius; Dilation equation; Cascade algorithm; Dirichlet series; Fourier series
Keywords: شعاع طیفی; 05C35; 05C50; 05C90; Graph; Signless Laplacian matrix; Spectral radius; Upper bound;
Keywords: شعاع طیفی; Soil spatial heterogeneity; Soil-forming factors; Soil factor sequences; Adjacency matrix; Spectral radius; Soil landscape complexity;
Keywords: شعاع طیفی; Spectral radius; Algebraic connectivity; S-metric; Amplification; Synchronization; Structural constraint;
Keywords: شعاع طیفی; 05C05; 15A48; Tree; Adjacency matrix; Spectral radius; Maximum degree; Upper bound;
Keywords: شعاع طیفی; Distance matrix; Distance signless Laplacian matrix; Dichromatic number; Spectral radius
Keywords: شعاع طیفی; Spectrum; Truncation; Spectral radius; Subharmonic; C⋆C⋆-algebra
Keywords: شعاع طیفی; 15A69; 15A18; 05C65Tensor; Eigenvalue inclusion set; Spectral radius; Hypergraph
Keywords: شعاع طیفی; 15A42; 05C50General hypergraph; Spectral radius; Adjacency tensor; Nearly uniform supertree; Weighted incidence matrix
Keywords: شعاع طیفی; Digraph; Strongly connected; Dichromatic number; Spectral radius
Keywords: شعاع طیفی; 05C50; 15A18Tree; Spectral radius; Independence number
Spectral analogues of ErdÅs' theorem on Hamilton-connected graphs
Keywords: شعاع طیفی; Spectral radius; Hamilton-connected; Minimum degree;
Bipartite graphs with bounded vertex degree and largest eigenvalue of the form r
Keywords: شعاع طیفی; Bipartite graphs; Spectral radius; Chemical graphs;
Optimizing and improving of the C-to-R method for solving complex symmetric linear systems
Keywords: شعاع طیفی; Preconditioner; Optimal parameter; C-to-R method; Complex symmetric linear system; Spectral radius;
Spectral radii of two kinds of uniform hypergraphs
Keywords: شعاع طیفی; Uniform hypergraph; Adjacency tensor; Spectral radius; Linear bicyclic hypergraph; Generalized power uniform hypergraph; 15A42; 05C50;
Normaloid weighted composition operators on H2
Keywords: شعاع طیفی; Normaloid operator; Convexoid operator; Hyponormal operator; Composition operator; Weighted composition operator; Spectral radius;
The signless Laplacian spectral radius of k-connected irregular graphs
Keywords: شعاع طیفی; 05C50; 15A18; Irregular graph; k-Connected graph; Signless Laplacian spectral radius; Spectral radius; Maximum degree;
On the stability of direct time-domain boundary element methods for elastodynamics
Keywords: شعاع طیفی; Boundary element; Time domain; Transient; Stability; Time integration; Green's function; Spectral radius; Linear multi-step; Amplification matrix;
Efficient preconditioned NHSS iteration methods for solving complex symmetric linear systems
Keywords: شعاع طیفی; Complex symmetric linear system; Positive definite; HSS iteration; Spectral radius; Convergence analysis;
On the Aα-spectral radius of a graph
Keywords: شعاع طیفی; 05C50; Adjacency matrix; Signless Laplacian; Spectral radius; Bounds;
A bound on the spectral radius of hypergraphs with e edges
Keywords: شعاع طیفی; 05C50; 05C35; 05C65; Spectral radius; Uniform hypergraph; Adjacency tensor; α-normal labeling; Stanley's theorem;
On the α-index of graphs with pendent paths
Keywords: شعاع طیفی; 05C50; 15A48; Convex combination of matrices; Signless Laplacian; Adjacency matrix; Graph diameter; Spectral radius;
Some bounds for H-eigenpairs and Z-eigenpairs of a tensor
Keywords: شعاع طیفی; H-eigenpair; Z-eigenpair; Spectral radius; Nonnegative irreducible tensor; Weakly symmetric tensor;
Lower bound on the Hausdorff dimension of a set of complex continued fractions
Keywords: شعاع طیفی; Hausdorff dimension; Continued fractions; Iterated function systems; Perron-Frobenius operators; Spectral radius;
The spectral radius of graphs with no K2,t minor
Keywords: شعاع طیفی; 15A42; 05C35; Spectral radius; Forbidden minor; Spectral extremal problem;
Hyper-Hamiltonicity in graphs: some sufficient conditions
Keywords: شعاع طیفی; Hyper-Hamiltonian graph; spectral radius; adjacency matrix; singless laplacian matrix; distance matrix; laplacian matrix;
The signless Laplacian and distance signless Laplacian spectral radius of digraphs with some given parameters
Keywords: شعاع طیفی; Signless Laplacian; Distance signless Laplacian; Spectral radius; Dichromatic number; Vertex connectivity;
On ordinary and signless Laplacian spectral radius of graphs with fixed number of branch vertices
Keywords: شعاع طیفی; Spectral radius; Signless Laplacian spectral radius; Branch vertex; Tree; Unicyclic graph; Bicyclic graph;
New formulas for the spectral radius via λ-Aluthge transform
Keywords: شعاع طیفی; 47A13; 47A30; 47B37; Spectral radius; Polar decomposition; λ-Aluthge transform; Normaloid operator;
Efficient parameterized HSS iteration methods for complex symmetric linear systems
Keywords: شعاع طیفی; Complex symmetric linear system; Positive definite; HSS iteration; Spectral radius; Convergence analysis;
Efficient single-step preconditioned HSS iteration methods for complex symmetric linear systems
Keywords: شعاع طیفی; 65F10; 65F50; Complex symmetric linear system; Positive definite; HSS iteration; Spectral radius; Convergence analysis;
Numerical radius inequalities for certain 2Â ÃÂ 2 operator matrices II
Keywords: شعاع طیفی; 47A12; 47A30; 47A63; 15A60; 47B15; 47B49; Spectral radius; Numerical radius; Operator norm; Inequality; Operator matrix; Aluthge transform;
On the estimates of the Z-eigenpair for an irreducible nonnegative tensor
Keywords: شعاع طیفی; Nonnegative tensors; Irreducibility; Z-eigenpair; Weakly symmetry; Spectral radius; Lower and upper bounds;
Spectral radius of uniform hypergraphs
Keywords: شعاع طیفی; 05C50; 05C65; 15A18; Spectral radius; Uniform hypergraph; Uniform hypertree; Uniform unicyclic hypergraph; Adjacency matrix; Pendant edge;
Lower bounds of distance Laplacian spectral radii of n-vertex graphs in terms of matching number
Keywords: شعاع طیفی; 05C50; 15A18Distance Laplacian matrix; Spectral radius; Matching number
Maxima of the Q-index: Graphs with no Ks,t
Keywords: شعاع طیفی; 05C50Signless Laplacian; Spectral radius; Forbidden complete bipartite graphs; Extremal problem
On a conjecture of Ilmonen, Haukkanen and Merikoski concerning the smallest eigenvalues of certain GCD related matrices
Keywords: شعاع طیفی; 15A18; 15A23; 15B36; 15B48; 11B39; 11C20; GCD matrix; (0,1)-matrix; Positive matrix; Eigenvalue; Spectral radius; Fibonacci number;
Uniqueness under spectral variation in the socle of a Banach algebra
Keywords: شعاع طیفی; Rank; Socle; Trace; Spectrum; Spectral radius
The largest H-eigenvalue and spectral radius of Laplacian tensor of non-odd-bipartite generalized power hypergraphs
Keywords: شعاع طیفی; 05C65; 15A18; Non-odd-bipartite hypergraph; Laplacian tensor; Largest H-eigenvalue; Spectral radius; Spectrum; H-spectrum;
Hermitian adjacency spectrum and switching equivalence of mixed graphs
Keywords: شعاع طیفی; 05C50Mixed graph; Digraph; Hermitian adjacency matrix; Spectral characterization; Switching equivalence; Eigenvalue; Spectral radius
Spectral preservers and approximate spectral preservers on operator algebras
Keywords: شعاع طیفی; primary, 47A10, 47B49; secondary, 15A86, 47L10Spectrum; Spectral radius; Pseudospectrum; Pseudospectral radius; Kaplansky's problem; Spectrum preserving map; Spectral isometry
Proof of conjecture in: The basic reproduction number obtained from Jacobian and next generation matrices—A case study of dengue transmission modelling
Keywords: شعاع طیفی; Compartmental modelling; Routh–Hurwitz criteria; Spectral radius; Threshold; Single infection; Coinfection
Spectral conditions for the existence of specified paths and cycles in graphs
Keywords: شعاع طیفی; 05C50; 05C38Path; Cycle; Spectral radius; Least eigenvalue; Adjacency matrix
On the spectral radius of simple digraphs with prescribed number of arcs
Keywords: شعاع طیفی; Simple digraph; Spectral radius; Arc;
Graphs of order n and diameter 2(n−1)/32(n−1)/3 minimizing the spectral radius
Keywords: شعاع طیفی; 05C35; 05C50; 05E99; 94C15Diameter; Spectral radius; Characteristic polynomial; Quipus
Exponential stability of positive semigroups in Banach spaces
Keywords: شعاع طیفی; Ordered Banach space; Positive semigroup; Spectral radius; Exponential stability
On a conjecture about the norm of Lyapunov mappings
Keywords: شعاع طیفی; 15A60Frobenius norm; Kronecker product; Lyapunov mapping; Non-negative matrix; Spectral norm; Spectral radius
Simple spectral bounds for sums of certain Kronecker products
Keywords: شعاع طیفی; primary, 15A18; secondary, 15A69Covariance matrix; Mean-square stability; Spectral abscissa; Spectral radius
Forward–backward-difference time-integrating schemes with higher order derivatives for non-linear finite element analysis of solids and structures
Keywords: شعاع طیفی; Nonlinear dynamics; Implicit time-integrating schemes; Higher-order derivatives; One-step multiple-value methods; Spectral radius; Liapunov stability