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PhD Mathematics

Graceful trees, semigroup theory


Acob, M. A. B., & Loyola, J. O. (2015). An algorithm for propagating graceful trees using the adjacency matrix of a given graceful caterpillar. Proceedings of the International Conference on Mathematics, Statistics, Computer Science and Math Education.

Acob, M. A. B., & Loyola, J. O. (2014). An algorithm for propagating graceful trees using the adjacency matrix of given graceful trees. Philippine Computing Journal, 9(2), 1-5.

Loyola, J. O. (2003). Sequences with Idempotent Products from Finite Regular Semigroups. Discrete Mathematics 265 ,141-158.

Loyola, J. O. (2000). Sequences with Group Products from Finite Regular Semigroups. Discrete Mathematics 220, 159-170.

Loyola, J. O.  (1997).  E-free Objects in E-varieties of Inverse Rings. Semigroup Forum 54, 375-380.



DSc (Mathematical and Systems Engineering – Environment and Energy Systems)

Mathematical modeling of complex biological and social systems


Rabajante J.F., Tubay J.M., Jose E.C. and Cervancia C.R. 2019. Pollinator diversity and density measures: survey and indexing standard to model, detect, and assess pollinator deficits. Modeling Earth Systems and Environment, online. DOI: 10.1007/s40808-019-00684-x. Publisher: Springer Nature

Verano K.V.B. and Rabajante J.F. 2019. Sustainability of nonlinear consumption schemes in resource dynamics with Allee and crowding effects. Sustainable Production and Consumption, 20: 192-206. DOI: 10.1016/j.spc.2019.06.006. Publisher: Elsevier

Rabajante J.F. and del Rosario R.CH. 2019. Modeling long ncRNA-mediated regulation in the mammalian cell cycle. Chapter 17 in Computational Biology of Non-Coding RNA: Methods and Protocols (Methods in Molecular Biology vol. 1912), pp. 427-445. DOI: 10.1007/978-1-4939-8982-9_17. Publisher: Humana Press (Springer Nature)

Anzia E.L. and Rabajante J.F. (corresponding author). 2018. Antibiotic-driven escape of host in a parasite-induced Red Queen dynamics. Royal Society Open Science, 180693. DOI: 10.1098/rsos.180693. Publisher: The Royal Society of London Publishing

Cortez M.J.V., Rabajante J.F. (corresponding author), Tubay J.M. and Babierra A.L. 2017. From epigenetic landscape to phenotypic fitness landscape: Evolutionary effect of pathogens on host traits. Infection, Genetics and Evolution: Journal of Molecular Epidemiology and Evolutionary Genetics of Infectious Diseases (MEEGID), 51: 245-254. DOI: 10.1016/j.meegid.2017.04.006. Publisher: Elsevier

Rabajante J.F., Tubay J.M., Ito H., Uehara T., Kakishima S., Morita S., Yoshimura J. and Ebert D. 2016. Host-parasite Red Queen dynamics with phase-locked rare genotypes. Science Advances, 2(3): e1501548. DOI: 10.1126/sciadv.1501548. Publisher: American Association for the Advancement of Science (AAAS). http://advances.sciencemag.org/content/2/3/e1501548

Rabajante J.F., Tubay J.M., Uehara T., Morita S., Ebert D. and Yoshimura J. 2015. Red Queen dynamics in multi-host and multi-parasite interaction system. Scientific Reports, 5: 10004.
DOI: 10.1038/srep10004. Publisher: Nature Publishing Group. http://www.nature.com/articles/srep10004

Rabajante J.F. and Talaue C.O. 2015. Equilibrium switching and mathematical properties of nonlinear interaction networks with concurrent antagonism and self-stimulation. Chaos, Solitons & Fractals: The interdisciplinary journal of Nonlinear Science, and Nonequilibrium and Complex Phenomena, 73: 166-182. DOI: 10.1016/j.chaos.2015.01.018. Publisher: Elsevier

Rabajante J.F. and Babierra A.L. 2015. Branching and oscillations in the epigenetic landscape of cell-fate determination. Progress in Biophysics & Molecular Biology, 117: 240-249. DOI: 10.1016/j.pbiomolbio.2015.01.006. Publisher: Elsevier

Gavina M.K.A., Rabajante J.F. (corresponding author) and Cervancia C.R. 2014. Mathematical programming models for determining the optimal location of beehives. Bulletin of Mathematical Biology, 76(5): 997-1016. DOI: 10.1007/s11538-014-9943-9. Publisher: Springer



PhD Mathematics

Coding theory, convolutional codes and codes over rings, cryptology, algebra, geometry

B. Hernandez and V. Sison, Rank-metric codes as ideals for subspace codes and their weight properties, AKCE International Journal of Graphs and Combinatorics, Elsevier ScienceDirect, Vol. 2, Issue 2, pp. 190-197, August 2019

V. Sison and G.C. Delos Santos, Galois ring codes and their images under various bases, J. Phys. Conf. Ser. 1039 012026, June 2018

E.C. Corro, J.M. Lampos, H. Palines and V. Sison, Orbit codes over M_2(F_q) and their homogeneous distance, J. Phys. Conf. Ser. 960 012004, February 2018

V. Sison and M. Remillion, Isometries and binary images of linear block codes over Z_4+uZ_4 and Z_8+uZ_8, J. Phys. Conf. Ser. 893 012049, October 2017

D. Falcunit, Jr. and V. Sison, Cyclic codes over the matrix ring M_2(F_p) and their isometric images over F_{p^2}+uF_{p^2}, International Zurich Seminar on Communications, ETH Zurich, Switzerland, pp. 91-96, February 2014

J. Palacio and V. Sison, Images of linear block codes over F_q + uF_q + vF_q + uvF_q, Open Journal of Applied Sciences, vol. 3, no. 1B, pp. 27-31, April 2013

J.M. Lampos and V. Sison, Bounds on the p^r-ary image of linear block codes over the semi-local Frobenius ring F_{p^r}+vF_{p^r}, Southeast Asian Journal of Sciences, vol. 1, no.1, pp. 76-98, June 2012

H. Palines and V. Sison, On self-dual convolutional codes over rings, East-West Journal of Mathematics, vol. 14, no.1, pp. 28-36, June 2012

P. Solé and V. Sison, Bounds on the minimum homogeneous distance of the p^r-ary image of linear block codes over the Galois ring GR(p^r,m), IEEE Transactions in Information Theory, vol. 53, no. 6, pp. 2270-2273, June 2007

P. Solé and V. Sison, Quaternary convolutional codes from linear block codes over Galois rings, IEEE Transactions in Information Theory, vol. 53, no. 6, pp. 2267-2270, June 2007

Associate Professor


MS Mathematics

Mathematics Education

Dimasuay, L. B., & Pabro, B. R. (2013). Acceptability and Usefulness of MOODLE as a Tool in Teaching and Learning in the University of the Philippines Los Baños (UPLB). Online Journal of the Philippine E-Learning Society, 4.

Dimasuay, L. B., & Pabro, B. R. (2012). MOODLE as a Supplementary Tool in Teaching at the University of the Philippines (UPLB). UPLB Journal, X.

Cardenas, J. A., Dimasuay, L. B., & Pabro, B. R. (2012). Interactive Learning Center of the Philippines Los Banos- A Catalyst of Empowering Teaching and eLearning. Online Journal of Philippine E-learning Society, 3.

Dimasuay, L. B., et al. (2008). Development of Learning Objects to Supplement Teaching and Learning. Proceedings of the 5th International Conference on eLearning for Knowledge-Based Society, International Journal of the Computer, The Internet and Management, 16.

Associate Professor


MS Mathematics

Innovations in Mathematics

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