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Applied mathematics: An introduction to scientific computing by numerical analysis

Course Type: 
PhD Course
Master Course
Academic Year: 
2024-2025
Period: 
October - January
Duration: 
48 h
Description: 

Lectures

Tutorial and exercise session

Practical Information on the course 

This is a Joint course, between SISSA PhD in Mathematical Analysis, Modeling, and Applications, Laurea Magistrale in Matematica, and the Laurea Magistrale in Data Science and Scientific Computing

 

All recordings for lectures of 2021-2022 are available on this YouTube playlist.

Lectures from the academic year 2020-2021 are available at this YouTube playlist.

 

Syllabus 2023-2024

Four Modules of 12h each (1.5 CFU for each module), for a total of 48h, 6 CFU

Frontal Lectures

Module 1 (Basis of Numerical Analysis - Part I - Dr. Michele Girfoglio)

  • Well posedness, condition numbers
  • Polynomial based approximations (Power basis interpolation, Lagrange interpolation, Weierstrass approximation theorem)
  • Interpolatory Quadrature rules
  • Orthogonal polynomials and Gauss Quadrature Formulas
  • L2 projection
  • Review of elementary PDEs
  • Introduction to Finite Difference Methods
  • Introduction to Finite Element Methods
Module 2 (Basis of Numerical Analysis - Part II - Prof. Ganluigi Rozza)

  • Least square methods
  • Solution methods for Linear Systems: direct and iterative solvers
  • Eigenvalues/Eigenvectors
  • Solution methods for non-Linear systems
  • Review of ODEs
Module 3 (Basis of Numerical Modeling - Prof. Gianluigi Rozza)

  • Data assimilation in biomechanics, statistics, medicine, electric signals
  • Model order reduction of matrices
  • Linear models for hydraulics, networks, logistics
  • State equations (real gases), applied mechanics systems, grow population models, financial problems
  • Applications of ODEs
  • example in electric phenomena, signals and dynamics of populations (Lotke-Volterra)
  • Models for prey-predator, population dynamics, automatic controls
  • Applications of PDEs, the poisson problem
    • Elastic rope
    • Bar under traction
    • Heat conductivity
    • Maxwell equation
Module 4 (Numerical Analysis with Python - Dr. Michele Girfoglio)

  • Introduction to Python, Numpy, Scipy
  • Exercises on Condition numbers, interpolation, quadratures
  • Using numpy for polynomial approximation
  • Using numpy for numerical integration
  • Using numpy/scipy for ODEs
  • Working with numpy arrays, matrices and nd-arrays
  • Solving non-linear systems of equations
  • Using numpy/scipy for simple PDEs
Students projects

  • Application of the Finite Element Method to the solution of models taken from the course

Further material provided during lectures by Prof. Gianluigi Rozza [https://people.sissa.it/~grozza/amnasc/]

References and Text Books:

  • A. Quarteroni, R. Sacco, and F. Saleri. Numerical mathematics, volume 37 of Texts in Applied Mathe- matics. Springer-Verlag, New York, 2000. 
    [E-Book-ITA] [E-Book-ENG]
  • A. Quarteroni. Modellistica Numerica per problemi differenziali. Springer, 2008. 
    [E-Book-ITA]
  • A. Quarteroni. Numerical Models for Differential Problems. Springer, 2009. 
    [E-Book-ENG]
  • A. Quarteroni and A. Valli. Numerical approximation of partial differential equations. Springer Verlag, 2008. 
    [E-Book-ENG]
  • S. Brenner and L. Scott. The mathematical theory of finite element methods. Springer Verlag, 2008.
    [E-Book-ENG]
  • D. Boffi, F. Brezzi, L. Demkowicz, R. Durán, R. Falk, and M. Fortin. Mixed finite elements, compatibility conditions, and applications. Lectures given at the C.I.M.E. Summer School held in Cetraro, Italy June 26–July 1, 2006. Springer Verlag, 2008.
    [E-Book-ENG]
  • D. Arnold. A concise introduction to numerical analysis. Institute for Mathematics and its Applications, Minneapolis, 2001. 
    [E-Book-ENG]
  • A. Quarteroni, F. Saleri, P. Gervasio. Scientific Computing with Matlab and Octave. Springer Verlag, 2006.   
    [E-Book-ENG]
  • B. Gustaffson Fundamentals of Scientific Computing, Springer, 2011
    [E-Book-ENG]
  • Tveito, A., Langtangen, H.P., Nielsen, B.F., Cai, X. Elements of Scientific Computing, Springer, 2010
    [E-Book-ENG]

Note that, when connecting from SISSA, all of the text books above are available in full text as pdf files.

 

Location: 
A-005
Location: 
A-005 and A-128 (only on 1/10/24 and 9/10/24)
Next Lectures: 
Wednesday, October 9, 2024 - 16:00 to 18:00
Tuesday, October 15, 2024 - 16:00 to 18:00
Wednesday, October 16, 2024 - 16:00 to 18:00
Tuesday, October 22, 2024 - 16:00 to 18:00
Wednesday, October 23, 2024 - 16:00 to 18:00
Tuesday, October 29, 2024 - 16:00 to 18:00
Wednesday, October 30, 2024 - 16:00 to 18:00
Tuesday, November 5, 2024 - 16:00 to 18:00
Wednesday, November 6, 2024 - 16:00 to 18:00
Tuesday, November 12, 2024 - 16:00 to 18:00
Wednesday, November 13, 2024 - 16:00 to 18:00
Tuesday, November 19, 2024 - 16:00 to 18:00
Wednesday, November 20, 2024 - 16:00 to 18:00
Tuesday, November 26, 2024 - 16:00 to 18:00
Wednesday, November 27, 2024 - 16:00 to 18:00
Wednesday, December 4, 2024 - 16:00 to 18:00
Wednesday, December 11, 2024 - 16:00 to 18:00
Wednesday, December 18, 2024 - 16:00 to 18:00
Tuesday, January 7, 2025 - 16:00 to 18:00
Wednesday, January 8, 2025 - 16:00 to 18:00
Tuesday, January 14, 2025 - 16:00 to 18:00
Wednesday, January 15, 2025 - 16:00 to 18:00

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