Results 21 to 30 of about 1,412,096 (229)

Possible Effects of the Fractal Distribution of Relic Wormholes

open access: yesUniverse, 2021
We discuss the possibility that the distribution of relic wormholes may possess fractal properties. Relic wormholes and their fractal distributions are predicted in a natural way by lattice quantum gravity models.
Alexander A. Kirillov   +2 more
doaj   +1 more source

Mechanics and Mathematical Modeling of Class III Treatment with Orthodontic Appliances with a Movable Ramp [PDF]

open access: yes, 2016
Treatment of class III is a current problem in orthodontics that requires constant improvement of its methods, development of new or modifications of known methods and techniques.
Doroshenko, N. (Nataliia)   +4 more
core   +2 more sources

Mathematical modeling of collagen turnover in biological tissue [PDF]

open access: yes, 2012
The final publication is available at Springer via http://dx.doi.org/10.1007/s00285-012-0613-yWe present a theoretical and computational model for collagen turnover in soft biological tissues. Driven by alterations in the mechanical environment, collagen
Kuhl, Ellen   +3 more
core   +2 more sources

Vertical Transmission in a Two-Strain Model of Dengue Fever

open access: yesLetters in Biomathematics, 2014
The role of vertical transmission in vectors has rarely been addressed in the study of dengue dynamics and control, in part because it was not considered a critical population-level factor.
David Murillo   +4 more
doaj   +1 more source

Correct and Stable Algorithm for Numerical Solving Nonlocal Heat Conduction Problems with Not Strongly Regular Boundary Conditions

open access: yesMathematics, 2022
For a nonlocal initial-boundary value problem for a one-dimensional heat equation with not strongly regular boundary conditions of general type, an approximate difference scheme with weights is constructed.
Makhmud A. Sadybekov   +1 more
doaj   +1 more source

On System of Root Vectors of Perturbed Regular Second-Order Differential Operator Not Possessing Basis Property

open access: yesMathematics, 2023
This article delves into the spectral problem associated with a multiple differentiation operator that features an integral perturbation of boundary conditions of one specific type, namely, regular but not strengthened regular.
Makhmud Sadybekov, Nurlan Imanbaev
doaj   +1 more source

A mathematical model of mechanotransduction

open access: yesAcademia Biology, 2023
This article reviews the mechanical bidomain model, a mathematical description of how the extracellular matrix and intracellular cytoskeleton of cardiac tissue are coupled by integrin membrane proteins. The fundamental hypothesis is that the difference between the intracellular and extracellular displacements drives mechanotransduction.
openaire   +3 more sources

Achilles And The Tortoise: Some Caveats To Mathematical Modeling In Biology [PDF]

open access: yes, 2018
Mathematical modeling has recently become a much-lauded enterprise, and many funding agencies seek to prioritize this endeavor. However, there are certain dangers associated with mathematical modeling, and knowledge of these pitfalls should also be part ...
Gilbert, Scott F.
core   +3 more sources

A cost-based comparison of quarantine strategies for new emerging diseases

open access: yesMathematical Biosciences and Engineering, 2010
A classical epidemiological framework is used to provide a preliminary cost analysis of the effects of quarantine and isolation on the dynamics of infectious diseases for which no treatment or immediate diagnosis tools are available.Within this framework
Anuj Mubayi   +3 more
doaj   +1 more source

Fast, Detailed, Accurate Simulation of a Thermal Car-Cabin Using Machine-Learning

open access: yesFrontiers in Mechanical Engineering, 2022
Car-cabin thermal systems, including heated seats, air-conditioning, and radiant panels, use a large proportion of the energy budget of electric vehicles and thus reduce their effective range.
Brandi Jess   +5 more
doaj   +1 more source

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