28570 - Geometry and Algebra T-A

Academic Year 2024/2025

  • Teaching Mode: Traditional lectures
  • Campus: Bologna
  • Corso: First cycle degree programme (L) in Electronics and Telecommunications Engineering (cod. 9065)

    Also valid for First cycle degree programme (L) in Electrical Energy Engineering (cod. 5822)

Course contents

Linear systems.
Algebraic structures. Standard operation on K^n. Linear systems.

Matrices.
Basic definitions. Matrix algebra. Linear systems and matrices.

Vector spaces.
Basic definitions. Subspaces. Linear combinations. Sum of subspaces.

Bases.
Linear dependence. Bases and dimension. Rank of matrices. Application to linear systems.

Linear transformations.
Linear transformations. Isomorphisms and endomorphisms. Imagine and Kernel of linear transformations.

Matrix representation of linear transformations.
Matrix representation of linear transformations and endomorphisms. Bases change formula.

Determinants.
Permutations. Determinants. Properties of determinants. Laplace formula. Inverse matrix. Applications to computation of rank. Applications to linear systems.

Rappresentation of subspaces.
Cartesian and parametric representation of subspaces.

Eigenvalues, eigenvectors and eigenspaces.
Eigenvalues, eigenvectors and eigenspaces of endomorphisms and matrices. Matrix similarity. Characteristic polynomial. Diagonalization of matrices.

Bilinear and quadratic forms.
Bilinear forms. Matrix representation of bilinear forms. Matrix congruence. Index. Real quadratic forms. Canonical forms. Euclidea products, orthonomal bases, Gram-Schmidt algoithm.

Readings/Bibliography

M.R. Casali, C. Gagliardi, L. Grasselli, "Geometria", Esculapio, Bologna, 2016.
A. Cattabriga, M. Mulazzani, "Prove d'esame risolte di Geometria e Algebra per i corsi di laurea in Ingegneria", Esculapio, Bologna, 2015.
A. Barani, L. Grasselli, C. Landi, "Algebra lineare e Geometria - Quiz ed esercizi commentati e risolti", Esculapio, Bologna, 2014.
L. Gualandri, "Algebra lineare e Geometria. Esercizi e quiz risolti e d'esame", Esculapio, Bologna, 2007.

Teaching methods

Lessons on blackboard

Assessment methods

See
http://www.dm.unibo.it/~mulazza/didattica.htm

Teaching tools

See
http://www.dm.unibo.it/~mulazza/didattica.htm

Office hours

See the website of Michele Mulazzani