Invited Lectures -- Skew-Hamiltonian and Hamiltonian Eigenvalue Problems: Theory, Algorithms and Applications -- A General Frame for the Construction of Constrained Curves -- DMBVP for Tension Splines -- Robust Numerical Methods for the Singularly Perturbed Black-Scholes Equation -- Contributed Lectures -- On Certain Properties of Spaces of Locally Sobolev Functions -- On Some Properties of Homogenised Coefficients for Stationary Diffusion Problem -- Solving Parabolic Singularly Perturbed Problems by Collocation Using Tension Splines -- On Accuracy Properties of One-Sided Bidiagonalization Algorithm and Its Applications -- Knot Insertion Algorithms for Weighted Splines -- Numerical Procedures for the Determination of an Unknown Source Parameter in a Parabolic Equation -- Balanced Central NT Schemes for the Shallow Water Equations -- Hidden Markov Models and Multiple Alignments of Protein Sequences -- On Strong Consistency for One-Step Approximations of Stochastic Ordinary Differential Equations -- On the Dimension of Bivariate Spline Space S31(?) -- Total Least Squares Problem for the Hubbert Function -- Heating of Oil Well by Hot Water Circulation -- Geometric Interpolation of Data in $$\mathbb{R}$$ 3 -- One-Dimensional Flow of a Compressible Viscous Micropolar Fluid: Stabilization of the Solution -- On Parameter Classes of Solutions for System of Quasilinear Differential Equations -- Algebraic Proof of the B-Spline Derivative Formula -- Relative Perturbations, Rank Stability and Zero Patterns of Matrices -- Numerical Simulations of Water Wave Propagation and Flooding -- Derivation of a Model of Leaf Springs -- Quantum Site Percolation on Amenable Graphs -- Order of Accuracy of Extended Weno Schemes.