Results 51 to 60 of about 938,026 (235)

The conceptualization of time and the constancy of the speed of light

open access: yes, 2005
In this work we show that the null result of the Michelson-Morley experiment in vacuum is deeply connected with the notion of time. It can be deduced without any mathematics only from the assumption that all good clocks can be used to measure time with ...
de Abreu, Rodrigo, Guerra, Vasco
core   +1 more source

Mathematical modelling of oxygen transport-limited follicle growth [PDF]

open access: yesReproduction, 2007
Mathematical modelling was used to investigate oxygen transport in the developing ovarian follicle. In contrast to previous findings, the results show that oxygen can reach the oocyte in large preantral follicles. This is largely due to the inclusion of fluid voidage in the model and improved estimates of oxygen diffusion coefficients through the ...
G P, Redding, J E, Bronlund, A L, Hart
openaire   +2 more sources

On the Change of Measure for Brownian Processes

open access: yesEntropy
Sometimes, limits can be singular, implying that they take on different values depending on the order of arithmetic operations. In other words, the limit map lacks commutativity.
Francis J. Pinski
doaj   +1 more source

Informacinės technologijos matematikai vizualizuoti ir tyrinėti

open access: yesInformacijos Mokslai, 2007
Straipsnyje aptariama matematikos mokymo naudojant informacines technologijas problematika. Kompiuteris suteikia besimokančiajam tyrinėjimo, modeliavimo, konstravimo erdvę – matematikos mokymosi mikropasaulius. Tam reikia parengti kompiuterinių priemonių,
Valentina Dagienė, Eglė Jasutienė
doaj   +1 more source

Asymptotic Results on the Spectral Radius and the Diameter of Graphs [PDF]

open access: yes
2000 Mathematics Subject Classification: 05C50, 05E99;graphs;spectral radius;diameter;limit points ...
Cioaba, S.M.   +3 more
core   +1 more source

Effort To Improve Student Achievement In Learning Through The Development Of Function Composition Method Of Discussion On The Approach To Contextual Teaching And Learning (CTL) In Class XI IPA 1 Salatiga Christian Senior High School 1 [PDF]

open access: yes, 2011
Learning mathematics in class XI IPA 1 Salatiga Christian Senior High School 1 needs to be improved because teachers are still learning that involves using the lecture method and mechanistic approach.
Dimas Adi Nugroho, Dimas Adi Nugroho   +4 more
core  

Changes in Support Intervention Practices in Mathematics for 5-Year-Old Preschool Education: The Importance of a Collaborative and Reflective Process

open access: yesEducation Sciences
Preschool mathematics support remains insufficient, which can limit children’s skill development and impact their long-term academic success. This study explores how collaboration between researchers and teachers can enhance these practices.
Isabelle Deshaies
doaj   +1 more source

Target refractions in bilateral monofocal pseudophakia: analysis of a mathematical model

open access: yesAfrican Vision and Eye Health, 2013
A recent paper proposes a model for suitable target refractions for monofocal pseudophakic monovision.  The purpose of this paper is to examine the mathematics that underpins the theory.
William Frith Harris   +2 more
doaj   +1 more source

Limit cycles by FEM for a one - parameter dynamical system associated to the Luo - Rudy I model

open access: yes, 2011
An one - parameter dynamical system is associated to the mathematical problem governing the membrane excitability of a ventricular cardiomyocyte, according to the Luo-Rudy I model. Limit cycles are described by the solutions of an extended system.
Amuzescu, Bogdan   +7 more
core  

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