Keywords: اشکال طبیعی; Polynomial systems; Macaulay matrix; Numerical linear algebra; Multiplication matrices; Normal forms;
مقالات ISI اشکال طبیعی (ترجمه نشده)
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Keywords: اشکال طبیعی; CR manifolds; Complex points; Normal forms; Simultaneous reduction;
Keywords: اشکال طبیعی; Singularities; Symplectic geometry; Normal forms; Local invariants;
Keywords: اشکال طبیعی; 35L70; 58J45; Long time existence; Klein-Gordon equations; Normal forms;
Keywords: اشکال طبیعی; Three-body problem; Collinear points; Halo orbits; Finite-dimensional Hamiltonian systems; Perturbation theory; Normal forms
Keywords: اشکال طبیعی; 34C20; 70H05Word series; Integrable problems; Normal forms
Keywords: اشکال طبیعی; 34A36; 34C29; 37G15Piecewise differential system; Crossing periodic solutions; Limit cycles; Normal forms; Lyapunov–Schmidt reduction
Keywords: اشکال طبیعی; Conditional term rewriting; Normal forms; Normal theory; Operational termination; Rewriting logic; Maude
Keywords: اشکال طبیعی; Flatness; Flat outputs; Differential weight; Linearization; Normal forms;
Keywords: اشکال طبیعی; Normal forms; Vector fields; Nilpotent linear part; Stanley decompositions; Invariant theory; Stanley decompositions;
Keywords: اشکال طبیعی; Time-delay; Stability; Delayed feedback; Nonhyperbolic dynamics; Center manifold; Normal forms; Local bifurcation analysis; Inverted pendulum;
Keywords: اشکال طبیعی; 34M15; 34M35; 34M55Ordinary differential equations; Algebraic curves; Local behavior of solutions; Normal forms; Painlevé property; Algebraic solutions
Keywords: اشکال طبیعی; Formal grammars; Conjunctive grammars; Contexts; Normal forms; Parsing
Keywords: اشکال طبیعی; Vanishing twist; Reconnection bifurcation; Circular restricted three-body problem; Poincaré’s surface of section; Normal forms
Keywords: اشکال طبیعی; Day-to-day traffic models; Driver experience delay; Subcritical Neimark-Sacker bifurcation; Normal forms; Numerical continuation; Bistability;
Keywords: اشکال طبیعی; Double Hopf; Delay; Bifurcation; Functional differential equation; Center manifold; Normal forms; Regenerative cutting tool
Keywords: اشکال طبیعی; 15A21; 51M10; 51F25; Isometries; Normal forms; Segre symbol; Orbit types; z-Classes; Invariant subspaces; Orthogonal group; Euclidean group; Lorentz group; Hyperbolic space;
Keywords: اشکال طبیعی; Constrained differential equations; Slow–fast systems; Normal forms; Catastrophe theory
Keywords: اشکال طبیعی; 16W99; 13P10; 16S15; 12H05; 08A70; 16S20; 16R99Rota's Classification Problem; Linear operators; Operator identities; Gröbner–Shirshov bases; Term rewriting systems; Normal forms; Free objects
Keywords: اشکال طبیعی; Engel systems; Normal forms; Singularities of Pfaff systems
New aspects of the orbital normal form of the Hopf singularity: The Rayleigh and the van der Pol forms
Keywords: اشکال طبیعی; Normal forms; Hopf bifurcation; Rayleigh equation; Van der Pol equation;
An efficient center manifold technique for Hopf bifurcation of n-dimensional multi-parameter systems
Keywords: اشکال طبیعی; Center manifold; Normal forms; Hopf bifurcation; Limit cycles; Modified Lorenz system; Energy-resources system; 70K45; 70K50; 70K42; 70K20;
Bifurcations of relative periodic orbits in NLS/GP with a triple-well potential
Keywords: اشکال طبیعی; Bifurcation; Hamiltonian systems; Normal forms; Nonlinear waves;
On the penetration distance in Garside monoids
Keywords: اشکال طبیعی; primary; 20F36; 43A07; secondary; 20F69; 60B15; Garside monoids; Artin monoids; Random elements; Normal forms; Regular language; Penetration distance; Essential transitivity;
Normal forms and embeddings for power-log transseries
Keywords: اشکال طبیعی; 34C20; 37C10; 39B12; 46A19; 28A75; 58K50; 26A12; Iteration theory; Dulac map; Normal forms; Embedding in a flow; Transseries;
Output feedback stabilization of nonlinear MIMO systems having uncertain high-frequency gain matrix
Keywords: اشکال طبیعی; MIMO nonlinear systems; Normal forms; Minimum-phase systems; Extended observers; Output feedback
Normal forms of non-resonance and weak resonance double Hopf bifurcation in the retarded functional differential equations and applications
Keywords: اشکال طبیعی; Double Hopf bifurcation; Normal forms; Center manifold reduction; van der Pol equation; Delayed position and velocity feedback
Convergent normal form and canonical connection for hypersurfaces of finite type in C2
Keywords: اشکال طبیعی; Normal forms; Finite type hypersurfaces; Levi-degenerate hypersurfaces; CR-mappings; Holomorphic classification; Canonical connection;
An energy–momentum map for the time-reversal symmetric 1:1 resonance with Z2×Z2Z2×Z2 symmetry
Keywords: اشکال طبیعی; Finite-dimensional Hamiltonian systems; Perturbation theory; Normal forms
Nekhoroshev type stability results for Hamiltonian systems with an additional transversal component
Keywords: اشکال طبیعی; Hamiltonian systems; Nekhoroshev stability; Normal forms;
Codimension-2 bifurcations of coupled BVP oscillators with hard characteristics
Keywords: اشکال طبیعی; Coupled BVP oscillators with hard characteristics; Normal forms; Hopf, Bogdanov–Takens (BT), double Hopf, and fold-Hopf bifurcations; First Lyapunov coefficient; Double limit cycles; Torus
Dynamics of 4D4D symplectic maps near a double resonance
Keywords: اشکال طبیعی; Symplectic maps; Double resonances; Normal forms; Homoclinic orbits
The speed of Arnold diffusion
Keywords: اشکال طبیعی; Hamiltonian systems; Arnold diffusion; Normal forms; Nekhoroshev theorem;
Classical Bethe Ansatz and normal forms in an integrable version of the Dicke model
Keywords: اشکال طبیعی; Integrable systems; Bethe Ansatz; Normal forms;
Quasipatterns in a parametrically forced horizontal fluid film
Keywords: اشکال طبیعی; Quasipattern; Viscous flows; Faraday instability; Normal forms; Bifurcations
Steady gap solitons in a coupled Korteweg–de Vries system: A dynamical systems approach
Keywords: اشکال طبیعی; Solitary waves; Korteweg–de Vries equations; Gap solitons; Normal forms
Coinductive models and normal forms for modal logics (or how we learned to stop worrying and love coinduction)
Keywords: اشکال طبیعی; Modal logics; Hybrid logics; Normal forms; Modal depth
Tractable database design and datalog abduction through bounded treewidth
Keywords: اشکال طبیعی; Normal forms; Database design; Tree decomposition; Bounded treewidth; Fixed-parameter tractability; Datalog abduction
Observer design using a generalized time-scaled block triangular observer form
Keywords: اشکال طبیعی; Normal forms; Decentralized observers; Nonlinear observers; Exponential stability; Time scaling
Stability of some waves in the dissipative Boussinesq system
Keywords: اشکال طبیعی; primary, 35Qxx, 37KxxBoussinesq system; Normal forms; Hamiltonian formalism
Symbolic computation of the Birkhoff normal form in the problem of stability of the triangular libration points
Keywords: اشکال طبیعی; Hamiltonian dynamics; Normal forms; Computer algebra; Circular restricted three-body problem; Lagrange solutions; Triangular libration points
Existence of quasiperiodic solutions for the second-order approximation Boussinesq system
Keywords: اشکال طبیعی; primary, 35Qxx, 37KxxBoussinesq system; Normal forms; Hamiltonian formalism
Existence and stability of limit cycles in a macroscopic neuronal population model
Keywords: اشکال طبیعی; Human EEG; Mathematical modelling; Macroscopic population model; Normal forms; Global stability; Limit cycle oscillations; Epilepsy
Hamiltonian maps and normal forms for intense beams
Keywords: اشکال طبیعی; 05.45.--a; 29.27.--a; 29.27.BdSpace charge; Lattice nonlinearities; Symplectic maps; Normal forms
Normal forms and approximated feedback linearization in discrete time
Keywords: اشکال طبیعی; Normal forms; Approximated linearization; Nonlinear discrete-time systems
Saddle connections near degenerate critical points in Stokes flow within cavities
Keywords: اشکال طبیعی; Bifurcations; Normal forms; Eigenfunction solution; Biorthogonal series; Stokes flow;
Rigid systems of second-order linear differential equations
Keywords: اشکال طبیعی; 15A21; 34D10; 93B10Differential equations; Rigid systems; Perturbations; Normal forms
Normal form for travelling kinks in discrete Klein-Gordon lattices
Keywords: اشکال طبیعی; Discrete equations; Klein-Gordon lattices; Travelling kinks; Heteroclinic orbits; Existence and persistence analysis; Centre manifold; Normal forms;
Composition of Post classes and normal forms of Boolean functions
Keywords: اشکال طبیعی; 06E30; 08A70Function class composition; Clones; Boolean functions; Post classes; Class factorization; Normal forms; DNF; CNF; Zhegalkin polynomial; Reed–Muller polynomial; Formulas; Efficient representations; Complexity; Median; Ternary majority
A bifurcation analysis of a simple electronic circuit
Keywords: اشکال طبیعی; 02.30.Oz; 05.45.âa; Takens-Bogdanov bifurcation; Electronic circuits; Normal forms;