Model reduction in chemical dynamics: slow invariant manifolds, singular perturbations, thermodynamic estimates, and analysis of reaction graph

AN Gorban - Current Opinion in Chemical Engineering, 2018 - Elsevier
The paper has two goals:(1) It presents basic ideas, notions, and methods for reduction of
reaction kinetics models: quasi-steady-state, quasi-equilibrium, slow invariant manifolds …

[HTML][HTML] Cylindrical algebraic decomposition with equational constraints

M England, R Bradford, JH Davenport - Journal of Symbolic Computation, 2020 - Elsevier
Abstract Cylindrical Algebraic Decomposition (CAD) has long been one of the most
important algorithms within Symbolic Computation, as a tool to perform quantifier elimination …

[HTML][HTML] Identifying the parametric occurrence of multiple steady states for some biological networks

R Bradford, JH Davenport, M England, H Errami… - Journal of Symbolic …, 2020 - Elsevier
We consider a problem from biological network analysis of determining regions in a
parameter space over which there are multiple steady states for positive real values of …

Comparing machine learning models to choose the variable ordering for cylindrical algebraic decomposition

M England, D Florescu - … , CICM 2019, Prague, Czech Republic, July 8–12 …, 2019 - Springer
There has been recent interest in the use of machine learning (ML) approaches within
mathematical software to make choices that impact on the computing performance without …

Using machine learning to improve cylindrical algebraic decomposition

Z Huang, M England, DJ Wilson, J Bridge… - … in Computer Science, 2019 - Springer
Abstract Cylindrical Algebraic Decomposition (CAD) is a key tool in computational algebraic
geometry, best known as a procedure to enable Quantifier Elimination over real-closed …

Algorithmically generating new algebraic features of polynomial systems for machine learning

D Florescu, M England - arXiv preprint arXiv:1906.01455, 2019 - arxiv.org
There are a variety of choices to be made in both computer algebra systems (CASs) and
satisfiability modulo theory (SMT) solvers which can impact performance without affecting …

Advancing Mathematical Epidemic Modeling via synergies with Chemical Reaction Network Theory and Lagrange-Hamilton Geometry

F Avram, R Adenane, M Neagu - arXiv preprint arXiv:2406.03269, 2024 - arxiv.org
This essay reviews some key concepts in mathematical epidemiology and examines the
intersection of this field with related scientific disciplines, such as chemical reaction network …

Algorithmic reduction of biological networks with multiple time scales

N Kruff, C Lüders, O Radulescu, T Sturm… - Mathematics in Computer …, 2021 - Springer
We present a symbolic algorithmic approach that allows to compute invariant manifolds and
corresponding reduced systems for differential equations modeling biological networks …

Symbolic investigation of the dynamics of a system of two connected bodies moving along a circular orbit

SA Gutnik, VA Sarychev - Computer Algebra in Scientific Computing: 21st …, 2019 - Springer
The dynamics of the system of two bodies, connected by a spherical hinge, that moves along
a circular orbit under the action of gravitational torque is investigated. Computer algebra …

Exotic bifurcations in three connected populations with Allee effect

G Röst, AH Sadeghimanesh - International Journal of Bifurcation …, 2021 - World Scientific
We consider three connected populations with strong Allee effect, and give a complete
classification of the steady state structure of the system with respect to the Allee threshold …