Leif Abrahamsson

Difference approximations for singular perturbations of systems of ordinary differential equations

Leif Abrahamsson, Herbert B. Keller, H.- Kreiss · Numerische Mathematik · 1974 · 102 citations

Numerical Analysis, Engineering, Perturbation Method +8

Monotone Difference Schemes for Singular Perturbation Problems

Leif Abrahamsson, Stanley Osher · SIAM Journal on Numerical Analysis · 1982 · 54 citations

Numerical Analysis, Perturbation Method, Singularly Perturbed Problem +6

Singular perturbations of difference methods for linear ordinary differential equations

Hans‐Jürgen Reinhardt, George C. Hsiao, Leif Abrahamsson et al. · Applicable Analysis · 1980 · 43 citations

Numerical Analysis, Perturbation Method, Singularly Perturbed Problem +4

Numerical Solution of the Coupled Mode Equations in Duct Acoustics

Leif Abrahamsson, Heinz‐Otto Kreiss · Journal of Computational Physics · 1994 · 28 citations

Numerical Analysis, Aeroacoustics, Engineering +6

Boundary conditions for the parabolic equation in a range-dependent duct

Leif Abrahamsson, Heinz‐Otto Kreiss · The Journal of the Acoustical Society of America · 1990 · 25 citations

Numerical Analysis, Aeroacoustics, Boundary Conditions +12