Carlos A. Alfaro

According to our database, Carlos A. Alfaro authored at least 18 papers between 2014 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2026

The Smith normal form of distance matrices of high dimensional trees.

Carlos A. Alfaro, Jesús Uriel Medrano, Iván Téllez Téllez

Comput. Appl. Math., July, 2026

2025

Distance ideals of digraphs.

Carlos A. Alfaro, Teresa I. Hoekstra-Mendoza, Juan Pablo Serrano, Ralihe R. Villagrán

Appl. Math. Comput., 2025

Distinguishing graphs by their spectra, Smith normal forms and complements.

Aida Abiad, Carlos A. Alfaro, Ralihe R. Villagrán

Appl. Math. Comput., 2025

Graphs with two trivial distance ideals over the ring of polynomials with integer coefficients.

Juan Pablo Serrano, Ralihe Raul Villagrán, Carlos A. Alfaro, Teresa I. Hoekstra-Mendoza

Proceedings of the 2025 International Symposium on Symbolic and Algebraic Computation, 2025

2024

The degree-distance and transmission-adjacency matrices.

Carlos A. Alfaro, Octavio Zapata

Comput. Appl. Math., September, 2024

2022

The assignment problem revisited.

Carlos A. Alfaro, Sergio L. Perez, Carlos E. Valencia, Marcos Cesar Vargas Magana

Optim. Lett., 2022

2021

Corrigendum to "The structure of sandpile groups of outerplanar graphs" [Applied Mathematics and Computation 395 (2021) 125861].

Carlos A. Alfaro, Ralihe R. Villagrán

Appl. Math. Comput., 2021

The structure of sandpile groups of outerplanar graphs.

Carlos A. Alfaro, Ralihe R. Villagrán

Appl. Math. Comput., 2021

Enumeration of cospectral and coinvariant graphs.

Aida Abiad, Carlos A. Alfaro

Appl. Math. Comput., 2021

2020

On transversal and 2-packing numbers in uniform linear systems.

Carlos A. Alfaro, Gabriela Araujo-Pardo, Christian Rubio-Montiel, Adrián Vázquez-Ávila

AKCE Int. J. Graphs Comb., 2020

2019

Critical ideals, minimum rank and zero forcing number.

Carlos A. Alfaro, Jephian C.-H. Lin

Appl. Math. Comput., 2019

2018

The equivalence between two classic algorithms for the assignment problem.

Carlos A. Alfaro, Sergio L. Perez, Carlos E. Valencia, Marcos C. Vargas

CoRR, 2018

Outperforming Several Heuristics for the Multidimensional Assignment Problem.

Carlos E. Valencia, Carlos A. Alfaro, Francisco Javier Zaragoza Martínez, Marcos Cesar Vargas Magana, Sergio Luis Pérez-Pérez

Proceedings of the 15th International Conference on Electrical Engineering, 2018

2017

Critical ideals of signed graphs with twin vertices.

Carlos A. Alfaro, Hugo Corrales, Carlos E. Valencia

Adv. Appl. Math., 2017

2016

The Crossing Number of the Cone of a Graph.

Carlos A. Alfaro, Alan Arroyo, Marek Dernár, Bojan Mohar

Proceedings of the Graph Drawing and Network Visualization - 24th International Symposium, 2016

2015

Graphs with few trivial critical ideals.

Carlos A. Alfaro, Carlos E. Valencia

Electron. Notes Discret. Math., 2015

2014

Graphs with two trivial critical ideals.

Carlos A. Alfaro, Carlos E. Valencia

Discret. Appl. Math., 2014

Dimension reduction in principal component analysis for trees.

Carlos A. Alfaro, Burcu Aydin, Carlos E. Valencia, Elizabeth Bullitt, Alim Ladha

Comput. Stat. Data Anal., 2014