Alejandro Escorihuela-Tomàs

Lecturer in Applied Mathematics
Institut de Matemàtiques i Aplicacions de Castelló (IMAC)
Departament de Matemàtiques
Universitat Jaume I
12071-Castellón
Spain

alescori (at) uji.es

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Coordinates

• ORCID ID: 0000-0003-4409-3272
• Scopus Author ID: 57195315930
• Researcher ID: LTC-8022-2024
• Google Scholar Profile
• ResearchGate Profile
• Github Profile

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Research areas

• Numerical integration of differential equations
• Geometric Numerical Integration
• Splitting and composition methods
• Symmetric-conjugate schemes

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Publications

• Articles in scientific journals

1. F. Casas, A. Escorihuela-Tomàs, P.A. Moreno Casares. Approximating exponentials of commutators by optimized product formulas. Quantum Information Processing, 24 (2025), 47
2. S. Blanes, F. Casas, A. Escorihuela-Tomàs. Families of efficient low order processed composition methods. Applied Numerical Mathematics, 204 (2024), 86-100
3. J. Bernier, S. Blanes, F. Casas, A. Escorihuela-Tomàs Symmetric-conjugate splitting methods for linear unitary problems. BIT Numerical Mathematics, 63 (2023), 58
4. S. Blanes, F. Casas, A. Escorihuela-Tomàs. Runge-Kutta-Nyström symplectic splitting methods of order 8. Applied Numerical Mathematics, 182 (2022), 14-27
5. S. Blanes, F. Casas, A. Escorihuela-Tomàs. Applying splitting methods with complex coefficients to the numerical integration of unitary problems. Journal of Computational Dynamics, 9(2) (2022), 85-101
6. S. Blanes, F. Casas, P. Chartier, A. Escorihuela-Tomàs. On symmetric-conjugate composition methods in the numerical integration of differential equations. Mathematics of Computation, 91(331) (2022), 1739-1761
7. F. Casas, A. Escorihuela-Tomàs. High order integrators obtained by linear combinations of symmetric-conjugate composition. Applied Mathematics and Computation, 414 (2022), 126700
8. F. Casas, P. Chartier, A. Escorihuela-Tomàs, Y. Zhang. Compositions of pseudo-symmetric integrators with complex coefficients for the numerical integration of differential equations. Journal of Computational and Applied Mathematics, 381 (2021), 113006
9. F. Casas, A. Escorihuela-Tomàs. Composition methods for dynamical systems separable into three parts. Mathematics, 8 (2020), 533
10. A. Escorihuela-Tomàs, N. Sanchis-Gual, J.C. Degollado, J.A. Font. Quasistationary solutions of scalar fields around collapsing self-interacting boson stars. Physical Review D 96 (2017), 024015

• Preprints

1. J. Bernier, S. Blanes, F. Casas, and A. Escorihuela-Tomàs. On alternating-conjugate splitting methods.

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Seminars, conferences and presentations

1. Symplectic integrators for cubic potentials. Exploiting Algebraic and Geometric Structure in Time-Integration Methods (EAGSTI 2024). Università di Pisa. 2024. Italy.
2. High Geometric integrators for Hamiltonian problems. Mathematical Modelling in Engineering & Human Behaviour Conference (MME&HB 2023). Universitat Politècnica de València. 2023. Spain.
3. New families of eighth-order Runge-Kutta-Nyström symplectic integrators. Congreso de Ecuaciones Diferenciales Y Aplicaciones - Congreso de Matemática Aplicada (CEDYA-CMA2022). Universidad de Zaragoza. 2022. Spain.
4. Compositions of pseudo-symmetric methods. Congreso de Ecuaciones Diferenciales Y Aplicaciones - Congreso de Matemática Aplicada (CEDYA-CMA2020). Universidad de Oviedo. 2021. Spain.
5. Compositions of pseudo-symmetric integrators with complex coefficients for the numerical integration of differential equations. Bringing Young Mathematicians Together (BYMAT 2020). Universitat Politècnica de València. 2020. Spain.
6. Efficient composition schemes for problems separable into three parts. International Congress on Industrial and Applied Mathematics (ICIAM 2019). Universitat de València. 2019. Spain. Poster.
7. Métodos simplécticos para la integración numérica de los planetas exteriores del Sistema Solar (y Plutón). Second Workshop on Dynamical Systems in the Real Life. Universitat Jaume I. 2018. Spain. Poster.

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