Guia docente 2020_21
E. S. de Enxeñaría Informática
Grao en Enxeñaría Informática
 Subjects
  Mathematics: Linear algebra
   Contents
Topic Sub-topic
BLOQUE I SYSTEMS OF LINEAR EQUATIONS:
Elementary row operations.
Echelon form and Reduced Echelon Form.
Vector equations.
Matrix equations and homogeneous systems.

LINEAR MAPS
Linear independence and linear maps.
The questions of existence and uniqueness in terms of linear maps.

MATRICES:
Matrix product. LU factorisation.
Invertible matrices.
Partitioned matrices.
Subspaces and basis.
Dimension and Rank.
.
BLOQUE II DETERMINANTS:
Definition of determinants and cofactors.
Calculation by elementary operations.
Applications of determinants.

VECTOR SPACES:
Definition and examples of vector space.
Coordinates. Vector subspaces.
Linear maps and their associated subspaces.
The matrix of a linear map and change os basis.
Similar matrices.

DIAGONALIZATION:
Basic concepts of diagonalization. Eigenvector, eigenvalue and eigenspaces.
Characteristic polynomial.
Diagonalizable matrices and applications.
.
BLOQUE III ORTHOGONALITY AND LEAST SQUARES:
Inner product spaces and orthogonality.
Orthogonal projection on a subspace. The algorithm of Gram-Schmidt.
Least Squares problems.

SYMMETRIC MATRICES AND QUADRATIC FORMS:
Orthogonal diagonalization of symmetric matrices.
Quadratic forms. Change of variable and classification.
.
PRÁCTICAS DE LABORATORIO - Systems of linear equations.
- Matrix calculations.
- Geometric applications in the plane and in space.
- Matrix diagonalization.
- Inner product spaces.
- Classification of quadratic forms.
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