All Stories

  1. Dynamic complexity in fractional multispecies ecological systems: A Caputo derivative approach
  2. Application of the exponential time-differencing Runge–Kutta method to nonlinear wave dynamics in the fractional Gardner equation
  3. Spectral Adventures in Quantum Realms: Nonlinear Schrodinger Dynamics, Quantum Vortices, and Time-Resolved Wave Mechanics
  4. Fourier Spectral Methods for Phase Field and Interface Dynamics: Coarsening and Pattern Formation in Energy-Based Models
  5. Turing patterns across geometries: A proven DSC-ETDRK4 solver from plane to sphere
  6. Modelling Insurance Claims During Financial Crises: A Systemic Approach
  7. Non-Parallel Investment Strategies in South African Interest Rate Markets
  8. Optimal Monetary and Fiscal Policies to Maximise Non-Parallel Risk Premia in Sovereign Bond Markets
  9. A Concise Introduction to Financial Derivatives
  10. Comprehensive Numerical Analysis of Time-Fractional Reaction–Diffusion Models with Applications to Chemical and Biological Phenomena
  11. Hybrid retirement strategy in South Africa
  12. Comprehensive Numerical Analysis of Time-Fractional Reaction-Diffusion Models with Applications to Chemical and Biological Phenomena
  13. Exploiting non-parallel risk premia in the South African sovereign bond market
  14. Static hedging of vanilla and exotic options in a South African context
  15. Examining swap butterfly risk premia in South Africa
  16. Pricing two-asset rainbow options with the fast Fourier transform
  17. On the calibration of stochastic volatility models to estimate the real-world measure used in option pricing
  18. An economic scenario generator for embedded derivatives in South Africa
  19. Quantitative guidelines for retiring (more safely) in South Africa
  20. Suitability of the 2.5% net discount rate for quantum of damage calculations in South Africa
  21. Efficient Pricing of Spread Options with Stochastic Rates and Stochastic Volatility
  22. Numerical Simulations of Cryptocurrency Asset Flow Fractional Differential Equations
  23. Collateralised option pricing in a South African context: A Univariate GARCH approach
  24. Determining safe retirement withdrawal rates using forward-looking distributions
  25. Pricing collateralised options in the presence of counterparty credit risk: An extension of the Heston–Nandi model
  26. VIX-Termynopsieverskansing: Toepassing van die Heston-Nandi-model
  27. GARCH option pricing and implied FX volatility indices
  28. Univariate and Multivariate GARCH Models Applied to Bitcoin Futures Option Pricing
  29. Why has the equal weight portfolio underperformed and what can we do about it?
  30. Comparative performance of time spectral methods for solving hyperchaotic finance and cryptocurrency systems
  31. Price discovery in the volatility index option market: A univariate GARCH approach
  32. Optimale ontrekkingskoerse vir aftreebeleggings in Suid-Afrika
  33. If the equal weighted portfolio is so great, why isn’t it working in South Africa?
  34. Die herwinningstelling met toepassing op risikobestuur
  35. Fractional spectral integral methods for valuing cryptocurrency asset flow fractional differential equations.
  36. Should Market Makers Hedge with Realised or Implied Volatility?
  37. Stress Testing Option Sensitivities in a Stochastic Market
  38. GARCH option pricing models in a South African equity context
  39. GARCH Generated Volatility Indices of Bitcoin and CRIX
  40. The recovery theorem with application to risk management
  41. A robust spectral integral method for solving chaotic finance systems
  42. Price discovery in the cryptocurrency option market: A univariate GARCH approach
  43. Considering the use of an equal-weighted index as a benchmark for South African equity investors
  44. Regime-based tactical allocation for equity factors and balanced portfolios
  45. A time multidomain spectral method for valuing affine stochastic volatility and jump diffusion models
  46. The Ross recovery theorem with a regularised multivariate Markov chain
  47. Barycentric spectral domain decomposition methods for valuing a class of infinite activity Lévy models
  48. Too Much Rebalancing Is Not a Good Thing
  49. A note on equity returns for South African investors
  50. Estimating option-implied distributions in illiquid markets and implementing the Ross recovery theorem
  51. The Ross Recovery Theorem with a Regularised Multivariate Markov Chain
  52. Banking regulations: An examination of the failure of African Bank using Merton’s structural model
  53. A proposed best practice model validation framework for banks
  54. A Comparative Study of Spectral Methods for Valuing Financial Options
  55. Discrete singular convolution for the generalized variable-coefficient Korteweg-de Vries equation
  56. Fractional Black–Scholes option pricing, volatility calibration and implied Hurst exponents in South African context
  57. Discrete singular convolution mapping methods for solving singular boundary value and boundary layer problems
  58. A Lagrange Regularized Kernel Method for Solving Multi-dimensional Time-Fractional Heat Equations
  59. A note on aspects of risk and return for South African bond investors
  60. Homotopy perturbation transform method for pricing under pure diffusion models with affine coefficients
  61. Safe spending rates for South African retirees
  62. Pricing variable annuity guarantees in South Africa under a Variance-Gamma model
  63. Quantification of VaR: A Note on VaR Valuation in the South African Equity Market
  64. Market Risk Management in the Context of Engineering Asset Management
  65. Aspects of volatility targeting for South African equity investors
  66. Sinc Collocation Method for Solving the Benjamin-Ono Equation
  67. Solving the Generalized Regularized Long Wave Equation Using a Distributed Approximating Functional Method
  68. A Note on a Framework to Assess the Required Equity Risk Premium Using Cumulative Prospect Theory
  69. Applying the Barycentric Jacobi Spectral Method to Price Options with Transaction Costs in a Fractional Black-Scholes Framework
  70. A new method for interpolating yield curve data, with applications to the South African market
  71. Discrete Singular Convolution Method for Numerical Solutions of Fifth Order Korteweg-De Vries Equations
  72. Value at Risk in the South African equity market: a view from the tails
  73. High Frequency Induced Instability in Nyström Methods for the van der Pol Equation
  74. Examining the volatility skew in the South African equity market using risk-neutral historical distributions
  75. A GENERALIZED DISCRETE MULTIPLE SCALES ANALYSIS TECHNIQUE
  76. Estimating Option-Implied Distributions in Illiquid Markets and Implementing the Ross Recovery Theorem
  77. Fractional Black-Scholes Option Pricing, Volatility Calibration and Implied Hurst Exponents