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Numerical analysis

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Variational calculus - minimization (presentation, 2002) (Numerical analysis)

June 2002

Presentation of Yves Boutelout during the ALATNET training course on Numerical Analysis in Kranjska Gora, 29-31 May 2002. Schedule of the lectures : first: a "cultural" lecture with historical digression about variational calculus then an introduction to the optimal estimation theory, and to (...)

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Numerical filters (presentation, 2002) (Numerical analysis)

June 2002

Presentation of Piet Termonia during the ALATNET training course on Numerical Analysis in Kranjska Gora, 29-31 May 2002. Generalities : why do we need filters in the first place ? set the stage : notions, spectral, types NWP: discretization and truncation increasing the efficiency discussion (...)

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Advection treatment (presentation, 2002) (Numerical analysis)

June 2002

Presentation of Petra Smolikova during the ALATNET training course on Numerical Analysis in Kranjska Gora, 29-31 May 2002. Contents : Eurelian approach (CFL criterion) Lagrangian approach: semi-Lagrangian scheme algorithm two or three time levels ? how to find the origin points ? (...)

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Time discretization (presentation, 2002) (Numerical analysis)

June 2002

Presentation of Petra Smolikova during the ALATNET training course on Numerical Analysis in Kranjska Gora, 29-31 May 2002. Contents : Explicit scheme Implicit scheme Decentering Semi-implicit scheme principle instability caused by non-linear terms P/C scheme The splitting (...)

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Space discretization methods (presentation, 2002) (Numerical analysis)

June 2002

Presentation of Petra Smolikova during the ALATNET training course on Numerical Analysis in Kranjska Gora, 29-31 May 2002. Contents : Galerkin methods Spectral methods on the line and on the sphere equivalent grids truncation calculation of RHS limited area modelling comparison with FDM (...)

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Systems of equations (presentation, 2002) (Numerical analysis)

June 2002

Presentation of Petra Smolikova during the ALATNET training course on Numerical Analysis in Kranjska Gora, 29-31 May 2002. Contents : The basic set of equations (fully compressible nonhydrostatic system) Basic atmospheric waves (sound waves ; internal gavity waves) Anelastic approximation (...)

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Numerical analysis (presentation, 2002) (Numerical analysis)

June 2002

Presentations of Joze Rakovec and Thomas Vrhovec during the ALATNET training course on Numerical Analysis in Kranjska Gora, 29-31 May 2002. Contents (Joze Rakovec): Introduction Historical aspects Numerical schemes Non-linearity Contents (Thomas Vrhovec): Grid point presentation of (...)

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