All Stories

  1. A Light in the Dark: The Role of Coastal Lights in Night Navigation in Antiquity
  2. Enforcing Katz and PageRank Centrality Measures in Complex Networks
  3. On the Use of Lights as Night Navigation Aids During Antiquity
  4. Optimal polynomial smoothers for parallel AMG
  5. Modeling advection on distance-weighted directed networks
  6. PSCToolkit: Solving Sparse Linear Systems with a Large Number of GPUs
  7. On Kemeny's constant and stochastic complement
  8. Efficient computation of the sinc matrix function for the integration of second-order differential equations
  9. Theoretical error estimates for computing the matrix logarithm by Padé-type approximants
  10. Stochastic \({p}\)th Root Approximation of a Stochastic Matrix: A Riemannian Optimization Approach
  11. Alya toward exascale: algorithmic scalability using PSCToolkit
  12. Nocturnal Seafaring: the Reduction of Visibility at Night and its Impact on Ancient Mediterranean Seafaring. A Study Based on 8–4th Centuries BC Evidence
  13. Automatic coarsening in Algebraic Multigrid utilizing quality measures for matching-based aggregations
  14. Why diffusion‐based preconditioning of Richards equation works: Spectral analysis and computational experiments at very large scale
  15. AMG Preconditioners based on Parallel Hybrid Coarsening and Multi-objective Graph Matching
  16. Parallel Sparse Computation Toolkit
  17. Fractional Differential Equations
  18. Efficient computation of the Wright function and its applications to fractional diffusion-wave equations
  19. Nonlocal diffusion of variable order on complex networks
  20. Compatibility, embedding and regularization of non-local random walks on graphs
  21. Regularization of inverse problems by an approximate matrix-function technique
  22. Mittag--Leffler Functions and their Applications in Network Science
  23. AMG Preconditioners for Linear Solvers towards Extreme Scale
  24. Nonlocal pagerank
  25. Spectral analysis of saddle-point matrices from optimization problems with elliptic PDE constraints
  26. Non-local network dynamics via fractional graph Laplacians
  27. Evaluating visibility at sea: Instrumental data and historical nautical records. Mount Etna from the Calabrian Ionian coast (Italy)
  28. Computing functions of very large matrices with small TT/QTT ranks by quadrature formulas
  29. Efficient solution of time-fractional differential equations with a new adaptive multi-term discretization of the generalized Caputo–Dzherbashyan derivative
  30. Rational Krylov methods for functions of matrices with applications to fractional partial differential equations
  31. Block structured preconditioners in tensor form for the all–at–once solution of a finite volume fractional diffusion equation
  32. Efficient Preconditioner Updates for Semilinear Space–Time Fractional Reaction–Diffusion Equations
  33. Regularizing properties of a class of matrices including the optimal and the superoptimal preconditioners
  34. Efficient approximation of functions of some large matrices by partial fraction expansions
  35. Limited Memory Block Preconditioners for Fast Solution of Fractional Partial Differential Equations
  36. Iterative Methods and Preconditioning for Large and Sparse Linear Systems with Applications
  37. Fractional PDE constrained optimization: An optimize-then-discretize approach with L-BFGS and approximate inverse preconditioning
  38. Fractional PDE Constrained Optimization: Box and Sparse Constrained Problems
  39. Optimizing a multigrid Runge–Kutta smoother for variable-coefficient convection–diffusion equations
  40. Solving mixed classical and fractional partial differential equations using short–memory principle and approximate inverses
  41. Interpolating preconditioners for the solution of sequence of linear systems
  42. Computing Function of Large Matrices by a Preconditioned Rational Krylov Method