Carlos Saiago is the author of Álgebra Linear ( avg rating, 5 ratings, 0 reviews, published ) and Álgebra Linear Teoria, Exercícios Cecília Perdigão. Cecília Perdigão studies Teoria Dos Grafos, Education, and History. Linear Algebra and its Applications () – rank of matrices and the equivalence class graph 聻 Rosário Fernandes ∗, Cecília Perdigão.

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More recently, other authors have been studying mr G when G is a graph different from a tree, e. Let G be a graph such that G is a path of order p. Leal Duarte, The maximum multiplicity of an eigenvalue in a matrix whose graph is a tree, Linear and Multilinear Algebra 46 — Hogben, Computation of minimal rank and path cover number for graphs, Linear Algebra Appl.

The teachers of this course will also set a Schedule to receive the students beyond class time. Hogben, On the difference between the maximum multiplicity and path cover number for tree-like graphs, Linear Algebra Appl. There’s a problem loading this menu right now. Since in B the additional entries in these rows are all 0, Eq.


Assume, without loss of generality, the order x11. Dias da Silva for helping them to improve and revise this article. Repeating this process we obtain a contradiction. It is now easy linesr see that the rows of A corresponding to vertices in the same equivalence class are equal. Linear Algebra and its Applications — www. ComiXology Thousands of Digital Comics.

Hogben, Spectral graph theory and the inverse eigenvalue problem of a graph, Electron J. There are no another classes with cardinality one, so G satisfies the hypothesis of Theorem 3.

Linear Algebra 13 — Enter lindar email address you signed up with and we’ll email you a reset link. Linear Algebra 11 — For the sake of simplicity, consider an ordering of the elements of V G such that each equivalence class of Cecila is a set of consecutive elements in that ordering; for instance first we consider the vertices of X1then the vertices of X2 and so on until we reach the vertices of the last class Xp.

Loewy, Graphs whose minimal rank is two, Electron.

Álgebra Linear e Geometria Analítica | Cecília Perdigão

Easily, we can see that the rows 2. Content tecla de atalho: Other occurrences See Lesson Summaries Exams. Projections and Orthogonality; 5. In particular when G is an unicyclic graph, the problem was solved in [3]. Product details Paperback Publisher: The calculus of the classification is identical to that described above. Let B be the adjacency matrix of G. Write a customer review. Now, we can ask: Share your thoughts with other customers.


Amazon Renewed Refurbished products with a warranty. Amazon Drive Cloud storage from Amazon. Implications to the minimum rank of graphs, Electron.

For this we have to define Definition 3. I’d like to read this book on Kindle Don’t have a Kindle? Log In Sign Up. Amazon Restaurants Food delivery from local restaurants. We denote by N x the set of all neighbors of x in G, i. In Section 3 we study the previous inequality for all graphs whose equivalence class graph is a path.

English Choose a language for shopping. The minimum rank of matrices and the equivalence class graph. Be the first to review this item Would you like to tell us about a lower price? Click here to sign up.

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