Sumários

P3

26 Setembro 2024, 08:00 Alexandra Symeonides

ex 17 b) 18 b) 20 21 d) 23 24 c)


P3

25 Setembro 2024, 10:00 Alexandra Symeonides

ex 17 b) 18 b) 20 21 d) 23 24 c)


Practical Class 3

25 Setembro 2024, 10:00 Miguel Reis

- Resolution of exercises 16-c), f), h); 17-b); 18-b); 20; 21-d).

- Comment on exercises 19-b) and 22.


T6

25 Setembro 2024, 08:30 Alexandra Symeonides

inverse matrix by Gauss reduction method. Properties regarding powers, inverse and transpose of a square matrix. Determinant of a square matrix of type 2 × 2. Principal minors. Exercise 21 c)


T5

23 Setembro 2024, 08:00 Alexandra Symeonides

Rank invariance under elementary row operations. Gaussian elimination method for the calculus of the rank. Square matri- ces: identity matrix and inverse matrix. Uniqueness of the inverse matrix. Relation between invertibility of a square matrix and rank.