All Stories

  1. Thomson problem on a spherical cap
  2. Exploring the Energy Landscape of the Thomson Problem: Local Minima and Stationary States
  3. Fuzzy spheres in stringy matrix models: quantifying chaos in a mixed phase space
  4. Circle packing on spherical caps
  5. Circle packing in arbitrary domains
  6. Thomson problem in the disk
  7. Quantum particles in a suddenly accelerating potential
  8. Echoes of the hexagon: remnants of hexagonal packing inside regular polygons
  9. The heterogeneous helicoseir
  10. Circle packing in regular polygons
  11. Comment on: “On the interaction of an electron with a nonuniform electric field under the influence of a cut-off point induced by the spiral dislocation topology”
  12. Efficient Algorithms for the Dense Packing of Congruent Circles Inside a Square
  13. Computing the solutions of the van der Pol equation to arbitrary precision
  14. An ubiquitous three-term recurrence relation
  15. Spectral sum rules for the Schrödinger equation
  16. On some conditionally solvable quantum-mechanical problems
  17. On the Hellmann-Feynman theorem in statistical mechanics
  18. Quantum particles in a moving potential
  19. Isospectral heterogeneous domains: A numerical study
  20. Weakly (and not so weakly) bound states of a relativistic particle in one dimension
  21. On the straightforward perturbation theory in classical mechanics
  22. Spectral algorithms for multiple scale localized eigenfunctions in infinitely long, slightly bent quantum waveguides
  23. Bound states in weakly deformed waveguides: numerical versus analytical results
  24. High order analysis of the limit cycle of the van der Pol oscillator
  25. Exact sum rules for quantum billiards of arbitrary shape
  26. BOUND STATES IN WEAKLY DEFORMED WAVEGUIDES: NUMERICAL VERSUS ANALYTICAL RESULTS
  27. A quantum-mechanical anharmonic oscillator with a most interesting spectrum
  28. Weakly Bound States in Heterogeneous Waveguides: A Calculation to Fourth Order
  29. Perturbation theory for short-range weakly-attractive potentials in one dimension
  30. Comment on “Thomson rings in a disk”
  31. Comment on: “Ground state energies from converging and diverging power series expansions”, Ann. Phys. 373 (2016) 456–469
  32. Weakly bound states in heterogeneous waveguides
  33. High order eigenvalues for the Helmholtz equation in complicated non-tensor domains through Richardson extrapolation of second order finite differences
  34. Heterogeneous systems in d dimensions: lower spectrum
  35. On the symmetry of three identical interacting particles in a one-dimensional box
  36. HETEROGENEOUS SYSTEMS IN DIMENSIONS: LOWER SPECTRUM
  37. Advanced Modern Physics
  38. Comment on: ‘PT-/non-PT-symmetric and non-Hermitian Hellmann potential: approximate bound and scattering states with any ℓ -values’
  39. Small-energy series for one-dimensional quantum-mechanical models with non-symmetric potentials
  40. Non-Hermitian oscillators withTdsymmetry
  41. Is space-time symmetry a suitable generalization of parity-time symmetry?
  42. Exact sum rules for inhomogeneous systems containing a zero mode
  43. Topics in Modern Physics
  44. Accurate calculation of the solutions to the Thomas–Fermi equations
  45. PT-symmetric strings
  46. Exact sum rules for inhomogeneous strings
  47. One cannot hear the density of a drum (and further aspects of isospectrality)
  48. Exact sum rules for inhomogeneous drums
  49. Introduction to Modern Physics
  50. Comment on ‘Numerical estimates of the spectrum for anharmonic PT symmetric potentials’
  51. Mathematical analysis of recent analytical approximations to the collapse of an empty spherical bubble
  52. Solution to the equations of the moment expansions
  53. Particle correlation from uncorrelated non Born–Oppenheimer SCF wavefunctions
  54. A perturbative approach to the spectral zeta functions of strings, drums, and quantum billiards
  55. Bound states for the quantum dipole moment in two dimensions
  56. Bound states in open-coupled asymmetrical waveguides and quantum wires
  57. Accurate calculation of the bound states of the quantum dipole problem in two dimensions
  58. Accurate calculation of the eigenvalues of non-uniform strings and membranes
  59. High-order connected moments expansion for the Rabi Hamiltonian
  60. Further analysis of the connected moments expansion
  61. The string of variable density: Further results
  62. Spectroscopy of annular drums and quantum rings: Perturbative and nonperturbative results
  63. Comment on ‘Coupled anharmonic oscillators: the Raileigh–Ritz approach versus the collocation approach’
  64. Collocation method for fractional quantum mechanics
  65. The string of variable density: Perturbative and non-perturbative results
  66. Can one hear the density of a drum? Weyl's law for inhomogeneous media
  67. Spectroscopy of drums and quantum billiards: Perturbative and nonperturbative results
  68. Collocation approach to the Helmholtz eigenvalue problem on multiply connected domains
  69. Variational collocation for systems of coupled anharmonic oscillators
  70. One-dimensional oscillator in a box
  71. Rayleigh–Ritz variation method and connected-moments expansions
  72. The virial theorem for nonlinear problems
  73. A new method for studying the vibration of non-homogeneous membranes
  74. Collocation on uniform grids
  75. Eigenvalues from power-series expansions: an alternative approach
  76. Solving the Helmholtz equation for membranes of arbitrary shape: numerical results
  77. Accurate calculation of the complex eigenvalues of the Schrödinger equation with an exponential potential
  78. Inversion of the perturbation series
  79. Variational collocation on finite intervals
  80. Alternative implementation of Padé approximants
  81. Dalgarno–Lewis perturbation theory for scattering states
  82. Gravitational lensing from compact bodies: Analytical results for strong and weak deflection limits
  83. Wronskian perturbation theory
  84. Comment on “Quantization of Friedmann-Robertson-Walker spacetimes in the presence of a negative cosmological constant and radiation”
  85. Alternative representation for nonlocal operators and path integrals
  86. Development of accurate solutions for a classical oscillator
  87. Convergence acceleration of series through a variational approach
  88. Analytical formulas for gravitational lensing: Higher order calculation
  89. Comment on an application of the asymptotic iteration method to a perturbed Coulomb model
  90. Analytical approximations to the spectra of quark–antiquark potentials
  91. A variational sinc collocation method for strong-coupling problems
  92. The IX Mexican Workshop on Particles and Fields
  93. Analytical formulas for gravitational lensing
  94. Dispersion relation of the nonlinear Klein-Gordon equation through a variational method
  95. Alternative perturbation approaches in classical mechanics
  96. One-loop integrals at finite temperature
  97. Asymptotic and exact series representations for the incomplete Gamma function
  98. A new approximation method for time-dependent problems in quantum mechanics
  99. Comparison of alternative improved perturbative methods for nonlinear oscillations
  100. Exact and approximate expressions for the period of anharmonic oscillators
  101. Improved Lindstedt–Poincaré method for the solution of nonlinear problems
  102. The period of a classical oscillator
  103. Systematic perturbation calculation of integrals with applications to physics
  104. Comparative study of quantum anharmonic potentials
  105. High order analysis of nonlinear periodic differential equations
  106. A new method for the solution of the Schrödinger equation
  107. COLOUR SUPERCONDUCTIVITY IN FINITE SYSTEMS
  108. Presenting a new method for the solution of nonlinear problems
  109. Pion dispersion relation at finite density and temperature
  110. Colour Superconductivity in Finite Systems
  111. Color superconductivity in finite systems
  112. Quark distribution functions in nuclear matter
  113. Contrasting and parity-violating asymmetries in nuclei
  114. Relativistic Hamiltonians in many-body theories