
arXiv: math/0607142
In this paper, we study the simple eigenvectors of two hypomorphic matrices using linear algebra. We also give new proofs of results of Godsil and McKay.
simple eigenvectors, hypomorhic matrices, Eigenvalues, singular values, and eigenvectors, reconstruction, Graphs and linear algebra (matrices, eigenvalues, etc.), Isomorphism problems in graph theory (reconstruction conjecture, etc.) and homomorphisms (subgraph embedding, etc.), FOS: Mathematics, Mathematics - Combinatorics, Combinatorics (math.CO)
simple eigenvectors, hypomorhic matrices, Eigenvalues, singular values, and eigenvectors, reconstruction, Graphs and linear algebra (matrices, eigenvalues, etc.), Isomorphism problems in graph theory (reconstruction conjecture, etc.) and homomorphisms (subgraph embedding, etc.), FOS: Mathematics, Mathematics - Combinatorics, Combinatorics (math.CO)
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