• Applying graph theory to arterial vascular tree of the kidney 

      Espinoza Valdez, Aurora; Femat Flores, Alejandro Ricardo; Ordaz Salazar, Francisco Cruz (2009)
      "The renal vascular development occurs through vasculogenesis and/or angiogenesis. Particularly, there are two types of vascular angiogenesis: sprouting and splitting. We show the graphs can generate binary tree structures ...
    • Attractors generated from switching unstable dissipative systems 

      Campos Cantón, Eric; Femat Flores, Alejandro Ricardo; Chen, Guanrong (2012)
      "In this paper, we present a class of 3-D unstable dissipative systems, which are stable in two components but unstable in the other one. This class of systems is motivated by whirls, comprised of switching subsystems, ...
    • Bistable behavior via switching dissipative systems with unstable dynamics and its electronic design 

      Gilardi Velázquez, Héctor Eduardo; Escalante González, Rodolfo de Jesús; Campos Cantón, Eric (International Federation of Automatic Control, 2018)
      "In this work we present a design of a bistable system and its electronic circuit which is generated by a switching system. The switching system is comprised by dissipative subsystems with unstable dynamics based on the ...
    • Bounded positive adaptive control for counterflow heat exchangers 

      Zavala Río, Arturo; Astorga Zaragoza, Carlos Manuel; Hernández González, Omar (International Federation of Automatic ControlInternational Federation of Automatic Control, 2007)
      "In this work, we propose an outlet temperature control scheme for counterflow heat exchangers, that takes into account and actually exploits the analytical-stability features inherent to the open-loop dynamics. As a result, ...
    • Bounded positive control for double-pipe heat exchangers 

      Zavala Río, Arturo; Astorga Zaragoza, Carlos Manuel; Hernández González, Omar (2009)
      "In this work, an outlet temperature control scheme for double-pipe heat exchangers is proposed. Compared to previously proposed approaches, the algorithm developed here takes into account and actually exploits the analytical ...
    • Braid solutions to the action of the Gin enzyme 

      Cabrera Ibarra, Hugo; Lizárraga Navarro, David Antonio (2010-08)
      "The topological analysis of enzymes, an active research topic, has allowed the application of the tangle model of Ernst and Sumners to deduce the action mechanism of several enzymes, modeled as 2-string tangles. By first ...
    • Chaos evidence in catecholamine secretion at chromaffin cells 

      Quiroz Compeán, Griselda; Bonifas Arredondo, Imelda; Barajas Ramírez, Juan Gonzalo; Femat Flores, Alejandro Ricardo (2012)
      "Chromaffin cells secrete catecholamine molecules via exocytosis process. Each exocytotic event is characterized by a current spike, which corresponds to the amount of released catecholamine from secretory vesicles after ...
    • Chaotic attractors based on unstable dissipative systems via third-order differential equation 

      Campos Cantón, Eric (2016)
      "In this paper, we present an approach how to yield 1D, 2D and 3D-grid multi-scroll chaotic systems in R3 based on unstable dissipative systems via third-order differential equation. This class of systems is constructed ...
    • Chua´s circuit and its characterization as a filter 

      Campos Cantón, Isaac; Segura-Cisneros, O A; Balderas Navarro, Raul Eduardo; Campos Cantón, Eric (2014)
      "This article deals with Chuaʼs circuit characterization from the point of view of a filter based on the concept of piecewise linear functions. Furthermore, experiments are developed for teaching electronic systems that ...
    • Closed-loop stabilization of a class of Lur'e system: application to chaos control 

      Campos Delgado, Daniel Ulises; Femat Flores, Alejandro Ricardo; Martínez López, F.J. (International Federation of Automatic Control, 2005)
      "In this paper the problem of closed-loop stabilization of a class of Lur'e system is addressed. Under certain conditions of the static non-linearity, the control problem is proved that can be converted to a simultaneous ...
    • Cluster synchronization in networks of structured communities 

      Ruiz Silva, Adriana; Barajas Ramírez, Juan Gonzalo; 000 (2018)
      "We investigate the synchronization problem for a network of subnetwork with community structure. We consider a model with different levels of interconnection: At the first, strongly coupled adjacent nodes are modeled as ...
    • Comparing performance on chaos control via adaptive output-feedback 

      Femat Flores, Alejandro Ricardo; Hernández Rosales, Crescencio (2006)
      "Performance of four controllers is experimentally compared and evaluated in context of chaos suppression. Four output-feedback controllers are used in experi- ments for comparison. First three schemes utilize an adaptive ...
    • Comparison of PI controllers designed for the delay model of TCP/AQM networks 

      Ünal, Hakki Ulas; Melchor Aguilar, Daniel Alejandro; Ustebay, Deniz; Niculescu, Silviu Iulian; Ozbay, Hitay (2013-06)
      "One of the major problems of communication networks is congestion. In order to address this problem in TCP/IP networks, Active Queue Management (AQM) scheme is recommended. AQM aims to minimize the congestion by regulating ...
    • Complex discrete dynamics and its structures in bioinspired systems 

      Solís Perales, Gualberto Celestino; Femat Flores, Alejandro Ricardo; Wong, Kwok-Wo; Campos Cantón, Eric (Hindawi, 2013)
    • Computing non-fragile PI controllers for delay models of TCP/AQM networks 

      Melchor Aguilar, Daniel Alejandro; Niculescu, Silviu Iulian (2009)
      "This article focuses on the stabilisation problem of fluid-flow delay models of transmission control protocol/active queue management (TCP/AQM) networks by using a proportional-integral (PI) controller as AQM strategy. ...
    • Computing the Conway polynomial of several closures of oriented 3-braids 

      Lizárraga Navarro, David Antonio; Cabrera Ibarra, Hugo; Hernández Villegas, Leila Yahana (2012-03)
      "This paper deals with polynomial invariants of a class of oriented 3-string tangles and the knots (or links) obtained by applying six different closures. In Cabrera-Ibarra (2004) [1], expressions were given to compute the ...
    • Conditions for synchronization and chaos in networks of β-cells 

      Van De Weem, Joris M W; Barajas Ramírez, Juan Gonzalo; Femat Flores, Alejandro Ricardo; Nijmeijer, Henk (2009)
      "The insulin producing and releasing pancreatic β-cells play a key role in glucose homeostasis. The proper function of these cells is characterized by a spiking-bursting activity in their membrane potential. It is known ...
    • Conditions to Flatten the Curvature Tensor Associated with a Symmetric Affine Connection 

      Cuellar Castañeda, Esperanza; Silva Loredo, Ana Cristina; Lizárraga Navarro, David Antonio (Hindawi, 2022)
      "In this study, we present a problem that consists in flattening the curvature associated with an affine connection on R2 . This problem involves distributions and symmetric affine connections defined on a differential ...
    • Consensus Stability of a Large Scale Robotic Network under Input and Transmission Delays 

      Fan, Haonan; Ramírez López, Adrián René; Sipahi, Rifat (IEEE, 2021)
      "A large scale network of differential-wheeled robots seeking consensus is considered in the presence of input and transmission delays. Consensus stability of this nonlinear network dynamics holds if its linear part can ...
    • Constant-length random substitutions and gibbs measures 

      Maldonado Ahumada, César Octavio; Trejo Valencia, Liliana; Ugalde, Edgardo (2018)
      "This work is devoted to the study of processes generated by random substitutions over a finite alphabet. We prove, under mild conditions on the substitutions rule, the existence of a unique process which remains invariant ...