The Kolmogorov N-width for linear transport: exact representation and the influence of the data - Arbes, Florian; Greif, Constantin; Urban, Karsten (Advances in computational mathematics, 2025)
Keywords: Boundary conditions; Decay rate; Eigenvalues; Eigenvectors; Mathematics; Model reduction; Partial differential equations; Representations; Sobolev space; Trigonometric functions; Upper bounds; Wave equations