Results 41 to 50 of about 295,150 (372)

Perkuliahan Online: Bagaimana Literasi Digital Calon Guru Matematika Berbantuan Lembar Kerja Etnomatematika dan GeoGebra?

open access: yesInovasi Matematika, 2022
To support learning process during Covid-19 pandemic, digital literacy skills which is 21st century skill, is an important skill in learning. This research aimed to describe digital literacy skills of prospective mathematics teacher during the covid-19 ...
Eka Sulistyawati, Dwi Shinta Rahayu
doaj   +1 more source

Spectra of Reduced Fractals and Their Applications in Biology

open access: yesFractal and Fractional, 2022
Fractals with different levels of self-similarity and magnification are defined as reduced fractals. It is shown that spectra of these reduced fractals can be constructed and used to describe levels of complexity of natural phenomena.
Diana T. Pham, Zdzislaw E. Musielak
doaj   +1 more source

Generación de fractales a partir del método de Newton

open access: yesModelling in Science Education and Learning, 2013
A large number of fractals known, as Julia fractals and Mandelbrot, can be generated from an iterative method. In this paper we present a virtual laboratory developed as a Graphical User Interface (GUI) of Matlab that allows us to study and visualize in ...
María José Marín   +2 more
doaj   +1 more source

Self-Assembly of 4-sided Fractals in the Two-handed Tile Assembly Model

open access: yes, 2018
We consider the self-assembly of fractals in one of the most well-studied models of tile based self-assembling systems known as the Two-handed Tile Assembly Model (2HAM).
D Doty   +16 more
core   +1 more source

Exact calculations of first-passage quantities on recursive networks

open access: yes, 2012
We present general methods to exactly calculate mean-first passage quantities on self-similar networks defined recursively. In particular, we calculate the mean first-passage time and the splitting probabilities associated to a source and one or several ...
A. Barrat   +7 more
core   +1 more source

On certain families of planar patterns and fractals

open access: yes, 2017
This survey article is dedicated to some families of fractals that were introduced and studied during the last decade, more precisely, families of Sierpi\'nski carpets: limit net sets, generalised Sierpi\'nski carpets and labyrinth fractals.
Cristea, Ligia L.
core   +1 more source

Smooth bumps, a Borel theorem and partitions of smooth functions on p.c.f. fractals

open access: yes, 2009
We provide two methods for constructing smooth bump functions and for smoothly cutting off smooth functions on fractals, one using a probabilistic approach and sub-Gaussian estimates for the heat operator, and the other using the analytic theory for p.c ...
Rogers, Luke G   +2 more
core   +1 more source

Scattering from surface fractals in terms of composing mass fractals [PDF]

open access: yes, 2015
We argue that a finite iteration of any surface fractal can be composed of mass-fractal iterations of the same fractal dimension. Within this assertion, the scattering amplitude of surface fractal is shown to be a sum of the amplitudes of composing mass ...
A. Cherny   +4 more
semanticscholar   +1 more source

Patterning the Void: Combining L‐Systems with Archimedean Tessellations as a Perspective for Tissue Engineering Scaffolds

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a novel multi‐scale scaffold design using L‐fractals arranged in Archimedean tessellations for tissue regeneration. Despite similar porosity, tiles display vastly different tensile responses (1–100 MPa) and deformation modes. In vitro experiments with hMSCs show geometry‐dependent growth and activity. Over 55 000 tile combinations
Maria Kalogeropoulou   +4 more
wiley   +1 more source

Determining global mean-first-passage time of random walks on Vicsek fractals using eigenvalues of Laplacian matrices

open access: yes, 2010
The family of Vicsek fractals is one of the most important and frequently-studied regular fractal classes, and it is of considerable interest to understand the dynamical processes on this treelike fractal family.
A. Ben-Israel   +16 more
core   +1 more source

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