Andreas Asheim
Background and activities
Scientific, academic and artistic work
A selection of recent journal publications, artistic productions, books, including book and report excerpts. See all publications in the database
Journal publications
- (2019) The effect of emergency department delays on 30-days mortality in Central Norway. European journal of emergency medicine.
- (2019) Helsepersonells oppfattelse av kapasitetspress i spesialsithelsetjenesten. Tidsskrift for Den norske legeforening. vol. 19.
- (2019) Helsepersonells oppfattelse av kapasitetspress i spesialisthelsetjenesten. Tidsskrift for Den norske legeforening. vol. 139 (18).
- (2018) Time of admission and mortality after hip fracture – a detailed look at the weekend effect in a nationwide study of 55 211 hip fracture patients in Norway. Acta Orthopaedica. vol. 89.
- (2018) Actigraphy as an objective intra‑individual marker of activity patterns in acute‑phase bipolar disorder: a case series. International journal of bipolar disorders. vol. 6 (8).
- (2014) Regarding the absolute stability of Størmer-Cowell methods. Discrete and Continuous Dynamical Systems. Series A. vol. 34 (3).
- (2013) An integral equation formulation for the diffraction from convex plates and polyhedra. Journal of the Acoustical Society of America. vol. 133 (6).
- (2013) REGARDING THE ABSOLUTE STABILITY OF STORMER-COWELL METHODS. Discrete and Continuous Dynamical Systems. Series A. vol. 34 (3).
- (2013) Time-domain formulation of an edge source integral equation. Proceedings of meetings on acoustics. vol. 19.
- (2012) An edge-source integral equation for the calculation of scattering (Abstracts). Journal of the Acoustical Society of America. vol. 132 (3).
- (2010) Asymptotic Analysis of Numerical Steepest Descent with Path Approximations. Foundations of Computational Mathematics. vol. 10 (6).
- (2010) Local solutions to high-frequency 2D scattering problems. Journal of Computational Physics. vol. 229 (14).
- (2010) Efficient evaluation of edge diffraction integrals using the numerical method of steepest descent. Journal of the Acoustical Society of America. vol. 128 (4).
- (2008) A combined Filon/asymptotic quadrature method for highly oscillatory problems. BIT Numerical Mathematics. vol. 48 (3).
Artistic productions
- (2018) Lognormalskjerf. -. 2018.
Part of book/report
- (2016) Efficient edge source approach to the modeling of multi-edge noise barrier tops. Proceedings of the INTER-NOISE 2016. 45th International Congress and Exposition on Noise Control Engineering, August 21 - 24, 2016, Hamburg, Germany.
- (2011) Edge-diffraction based integral equation for the scattering from convex rigid polyhedra. Proceedings of Forum Acusticum 2011.
- (2010) Computing diffraction integrals with the numerical method of steepest descent. Proceedings of the 20th International Congress on Acoustics, ICA 2010.
Report/dissertation
- (2012) An integral equation formulation for the diffraction from convex plates and polyhedra. 2012.
- (2010) Numerical Methods for Highly Oscillatory Problems. 2010. Doktoravhandlinger ved NTNU (115).