Results 1 to 10 of about 5,947,904 (353)

Tanglegrams: A Reduction Tool for Mathematical Phylogenetics [PDF]

open access: yesIEEE/ACM Transactions on Computational Biology and Bioinformatics, 2018
Many discrete mathematics problems in phylogenetics are defined in terms of the relative labeling of pairs of leaf-labeled trees. These relative labelings are naturally formalized as tanglegrams, which have previously been an object of study in coevolutionary analysis.
Frederick A. Matsen   +3 more
openaire   +5 more sources

Using Short Video Lectures to Enhance Mathematics Learning - Experiences on Differential and Integral Calculus Course for Engineering Students

open access: yesInformatics in Education, 2015
Mathematics' skills and knowledge lay the basis for engineering studies. However, the resources targeted to mathematics' teaching are in many cases very limited. During the past years in our university the reduction of mathematics' contact hours has been
Hanna KINNARI-KORPELA
doaj   +2 more sources

Dynamic reduction with applications to mathematical biology and other areas [PDF]

open access: bronzeJournal of Biological Dynamics, 2007
In a difference or differential equation one is usually interested in finding solutions having certain properties, either intrinsic properties (e.g. bounded, periodic, almost periodic) or extrinsic properties (e.g. stable, asymptotically stable, globally asymptotically stable).
Robert J. Sacker, Hubertus F. von Bremen
openalex   +4 more sources

Mathematical modelling of risk reduction in reinsurance [PDF]

open access: goldJournal of Physics: Conference Series, 2017
R. B. Balashov, A V Kryanev, D E Sliva
openalex   +3 more sources

Model Reduction and Neural Networks for Parametric PDEs [PDF]

open access: yesSMAI Journal of Computational Mathematics, 2020
We develop a general framework for data-driven approximation of input-output maps between infinite-dimensional spaces. The proposed approach is motivated by the recent successes of neural networks and deep learning, in combination with ideas from model ...
K. Bhattacharya   +3 more
semanticscholar   +1 more source

Online Coupled Generalized Multiscale Finite Element Method for the Poroelasticity Problem in Fractured and Heterogeneous Media

open access: yesFluids, 2021
In this paper, we consider the poroelasticity problem in fractured and heterogeneous media. The mathematical model contains a coupled system of equations for fluid pressures and displacements in heterogeneous media.
Aleksei Tyrylgin   +4 more
doaj   +1 more source

Exploring Exceptional Education Preservice Teachers’ Mathematics Anxiety

open access: yesInternational Journal for the Scholarship of Teaching and Learning, 2021
This study investigated preservice teachers’ levels of mathematics anxiety before and after a mathematics methods course. Changes were measured using manipulatives and other activities to make mathematics concepts more concrete and meaningful.
Gina Gresham
doaj   +1 more source

On metaphors in thinking about preparing mathematics for teaching

open access: yesEducational Studies in Mathematics, 2022
This paper explores how different schools of thought in mathematics education think and speak about preparing mathematics for teaching by introducing and proposing certain metaphors. Among the metaphors under consideration here are the unpacking metaphor,
Thorsten Scheiner   +4 more
semanticscholar   +1 more source

Metacognition of Junior High School Students in Mathematics Problem Solving Based on Cognitive Style

open access: yesAsian Journal of University Education, 2021
The main target of the current study is to explain the metacognition of junior high school students with Field Independent (FI) and Field Dependent (FD) cognitive styles in mathematics problem-solving.
Sutama   +6 more
semanticscholar   +1 more source

An Online Generalized Multiscale Finite Element Method for Unsaturated Filtration Problem in Fractured Media

open access: yesMathematics, 2021
In this paper, we present a multiscale model reduction technique for unsaturated filtration problem in fractured porous media using an Online Generalized Multiscale finite element method. The flow problem in unsaturated soils is described by the Richards
Denis Spiridonov   +3 more
doaj   +1 more source

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