Publications

Export 28 results:
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2023
Sibemberg, LS, Allem LE, Hoppen C.  2023.  ALGORITMO PARA CONSTRUÇÃO DE MATRIZES ÓTIMAS DE ÁRVORES DIMINIMAIS. Anais do Encontro Regional de Matemática Aplicada e Computacional do Rio Grande do Sul. Abstract

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Allem, EL, Braga RO, Hoppen C, Oliveira ER, Sibemberg LS, Trevisan V.  2023.  Diminimal families of arbitrary diameter. Linear Algebra and its Applications. 676:318–351.: Elsevier Abstract

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Allem, LE, Oliveira ER, Tura F.  2023.  Generating $ I $-Eigenvalue Free Threshold Graphs. The Electronic Journal of Combinatorics. :P2–30. Abstract

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2022
Mansano, RE, Allem LE, Del-Vecchio RR, Hoppen C.  2022.  Balanced portfolio via signed graphs and spectral clustering in the Brazilian stock market. Quality & Quantity. 56:2325–2340., Number 4: Springer Abstract

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dos Santos Lima, M, Allem LE, Trevisan V.  2022.  Double sun with largest Randić energy. Proceeding Series of the Brazilian Society of Computational and Applied Mathematics. 9, Number 1 Abstract

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Allem, LE{\'ılio, Jaume DA, Molina G, Toledo MM.  2022.  Gallai-Edmonds decomposition of unicyclic graphs from null space. American Journal of Combinatorics. Flagstaff. Vol. 1 (2022), p. 47–64. Abstract

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Sibemberg, LS, Allem LE, Hoppen C.  2022.  Hierarchical Similarity Measure for Spectral Clustering. Proceeding Series of the Brazilian Society of Computational and Applied Mathematics. 9, Number 1 Abstract

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Allem, EL, da Silveira LGM, Trevisan V.  2022.  On the spectral characterization of the p-sun and the (p, q)-double sun. Linear Algebra and its Applications. 636:1–24.: Elsevier Abstract

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Allem, LE, Hoppen C, Marzo MM, Sibemberg LS.  2022.  A spectral clustering approach for the evolution of the COVID-19 pandemic in the state of Rio Grande do Sul, Brazil. Trends in Computational and Applied Mathematics. 23:705–729.: SciELO Brasil Abstract

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2021
Sibemberg, LS, Allem LE, Hoppen C, da Peixoto PS.  2021.  Classificação de risco em redes complexas: o caso da COVID-19 no Rio Grande do Sul. Ciência e Natura. Santa Maria: UFSM, 2021. Vol. 43, Ed. esp. X ERMAC RS (2021),[24] p.. Abstract

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Sibemberg, LS, Allem LE, Hoppen C.  2021.  Portfólios baseados em Clusterização Espectral e Factor Investing. Proceeding Series of the Brazilian Society of Computational and Applied Mathematics. 8, Number 1 Abstract

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2020
Sibemberg, LS, Allem LE, Hoppen C, da Peixoto PS.  2020.  Classificação de risco em redes complexas: o caso da COVID-19 no Rio Grande do Sul. Anais do X Encontro Regional de Matemática Aplicada e Computacional do Rio Grande do Sul. Porto Alegre: EDIPUCRS. Abstract

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Allem, EL, Jaume DA, Molina G, Toledo MM, Trevisan V.  2020.  Independence and matching numbers of unicyclic graphs from null space. Computational and Applied Mathematics. 39:1–18.: Springer Abstract

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Allem, LE, Tura F.  2020.  Integral cographs. Discrete Applied Mathematics. 283:153–167.: Elsevier Abstract

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Allem, EL, Jaume DA, Molina G, Toledo MM, Trevisan V.  2020.  Null decomposition of unicyclic graphs. Discrete Applied Mathematics. 285:594–611.: Elsevier Abstract

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Allem, LE, Braga RO, Pastine A.  2020.  Randic index and energy. MATCH Commun. Math. Comput. Chem. 83:611–622. Abstract

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2019
Allem, LE, Molina G, Pastine A.  2019.  Short note on Randic energy. MATCH Commun. Math. Comput. Chem. 82:515–528. Abstract

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2018
Allem, LE, Tura FC.  2018.  Multiplicity of eigenvalues of cographs. Discrete Applied Mathematics. 247:43–52.: Elsevier Abstract

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Allem, EL, Cafure A, Dratman E, Grippo LN, Safe M{\'ınD, Trevisan V.  2018.  Partial Characterization of Graphs Having a Single Large Laplacian Eigenvalue. The Electronic Journal of Combinatorics. :P4–65. Abstract

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Toledo, MM, Allem LE.  2018.  Suporte de grafos unic{\'ıclicos. Proceeding Series of the Brazilian Society of Computational and Applied Mathematics. 6, Number 1 Abstract

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2017
Porto, G, Allem LE.  2017.  Eigenvalue interlacing in graphs. Proceeding Series of the Brazilian Society of Computational and Applied Mathematics. 5, Number 1 Abstract

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Allem, LE, Capaverde JG, van Hoeij M, Szutkoski J.  2017.  Functional decomposition using principal subfields. Proceedings of the 2017 ACM on International Symposium on Symbolic and Algebraic Computation. :421–428. Abstract

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Allem, EL, Cafure A, Dratman E, Grippo LN, Safe M{\'ınD, Trevisan V.  2017.  On graphs with a single large Laplacian eigenvalue. Electronic Notes in Discrete Mathematics. 62:297–302.: Elsevier Abstract

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Allem, LE, Hoppen C.  2017.  A pre-test for factoring bivariate polynomials with coefficients in F2. Information Processing Letters. 121:22–28.: Elsevier Abstract

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Allem, LE, Capaverde J, Trevisan V, Gutman I, Zogić E, Glogić E.  2017.  Resolvent energy of unicyclic, bicyclic and tricyclic graphs. MATCH Commun. Math. Comput. Chem. 77:95–104. Abstract

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