scholarly journals State of the Art on Modelling in Mathematics Education—Lines of Inquiry

Author(s):  
Gloria Ann Stillman
Author(s):  
Helaine Maria De Souza Pontes ◽  
Celia FIinck Brandt ◽  
Ana Luiza Ruschel Nunes

O objeto de estudo deste trabalho de investigação consiste em saber como a Teoria dos Registros de Representação Semiótica se evidencia nas pesquisas científicas brasileiras, portanto tem como objetivo revelar o nível de abrangência, objeto matemático, procedimentos metodológicos e aspectos da teoria de Duval mais recorrentes nestas pesquisas. Desta forma, trata-se de uma pesquisa bibliográfica com delineamento do estado da arte. Os resultados apresentados demonstram a predominância da Educação Básica; a variedade dos objetos matemáticos; o destaque tanto das Sequências Didáticas quanto das Atividades Matemáticas como procedimentos metodológicos utilizados e as transformações de tratamento e conversão como aspectos da teoria de Duval mais evidentes nas pesquisas mapeadas. The object of study of this research is how the Theory of Semiotics Representation Registers is evident in Brazilian scientific research therefore aims to reveal the level of coverage, mathematical object, methodological procedures and aspects of Duval most prevalent theory in these research. In this way, it is a bibliographical research design with state of the art. The results show the predominance of Basic Education; the variety of mathematical objects; the highlight of both sequences as Teaching of Mathematics activities as methodological procedures used and the treatment and conversion transformations as aspects of the more obvious Duval theory most evident in the mapped research. 


ZDM ◽  
2012 ◽  
Vol 45 (2) ◽  
pp. 159-166 ◽  
Author(s):  
Roza Leikin ◽  
Demetra Pitta-Pantazi

Author(s):  
Julian Williams ◽  
Wolff-Michael Roth ◽  
David Swanson ◽  
Brian Doig ◽  
Susie Groves ◽  
...  

1982 ◽  
Vol 13 (1) ◽  
pp. 75-78
Author(s):  
Thomas J. Cooney

I found the book Selected Issues in Mathematics Education, jointly published with the National Society for the Study of Education, to be a worthy candidate for one's library. It provides interesting perspectives on a wide range of centrally important topics without getting bogged down in “disease of the week” issues that are parochial in nature. The book is not issue oriented in the sense of presenting various positions for the reader to consider and judge. Many of the chapters convey the authors' views of the state of the art in a particular research area. In some sense, the book could be a companion volume to NCTM's professional reference, Research in Mathematics Education. Still, if one is willing to look beyond what the title suggests, Selected Issues generally makes for good reading, as several authors are willing to share their insights into some rather knotty problems that are likely to be with our profession for some time.


ZDM ◽  
2008 ◽  
Vol 41 (1-2) ◽  
pp. 143-149 ◽  
Author(s):  
Theodore Eisenberg ◽  
Michael N. Fried

Author(s):  
Renata Karoline Fernandes ◽  
Rosana Figueiredo Salvi

Este trabalho destina-se a responder o que foi produzido no Brasil, nos últimos dez anos, em dissertações de mestrado e teses de doutorado, a respeito do tema Educação Matemática Inclusiva. Para este fim, realizou-se um estudo do estado da arte da Educação Matemática Inclusiva, baseado nos resumos e nas palavras-chave de dissertações e teses, que foram selecionadas por meio do banco de teses da Coordenação de Aperfeiçoamento de Pessoal de Nível Superior - Capes e busca em páginas do Google Acadêmico. Por meio deste, percebe-se uma tendência para investigações sobre atividades matemáticas digitais e não digitais, que podem auxiliar na aprendizagem de estudantes com deficiências e necessidades educacionais especiais - NEE, atitudes que favorecem essa aprendizagem, compreensão de processos cognitivos envolvidos na aprendizagem matemática, aspectos da formação docente inicial e continuada voltada para a Educação Matemática Inclusiva. Conclui-se que a Educação Matemática Inclusiva é um campo fértil para a realização de novas pesquisas.Palavras-chave: Inclusão. Deficiências. Necessidades Educacionais Especiais.AbstractThe paper attempts to answer: what was produced in Brazil in master’s degree and doctoral theses, over last ten years, regarding the theme inclusion in Mathematics Education? To this end, we carried out a study on the state of the art of Inclusive Mathematics Education, based on the abstracts and keywords of dissertations and theses, consulting the database from Coordenação de Aperfeiçoamento de Pessoal de Nível Superior - Capes and Academic Google webpages. Through this, it is realized a tendency on investigations about digital and non-digital mathematical activities to assist in the students with disabilities’ learning and special educational needs (NEE) and attitudes that promote such learning. Research also seeks to understand the cognitive processes involved in mathematics learning, aspects regarding the initial and continuous Teaching formation focused on Inclusive Mathematics Education . It is concouded that Inclusive mathematics Education is a fertile field for new research.Keywords: Inclusion. Disabilities. Special Educational Needs.


Author(s):  
T. A. Welton

Various authors have emphasized the spatial information resident in an electron micrograph taken with adequately coherent radiation. In view of the completion of at least one such instrument, this opportunity is taken to summarize the state of the art of processing such micrographs. We use the usual symbols for the aberration coefficients, and supplement these with £ and 6 for the transverse coherence length and the fractional energy spread respectively. He also assume a weak, biologically interesting sample, with principal interest lying in the molecular skeleton remaining after obvious hydrogen loss and other radiation damage has occurred.


Author(s):  
Carl E. Henderson

Over the past few years it has become apparent in our multi-user facility that the computer system and software supplied in 1985 with our CAMECA CAMEBAX-MICRO electron microprobe analyzer has the greatest potential for improvement and updating of any component of the instrument. While the standard CAMECA software running on a DEC PDP-11/23+ computer under the RSX-11M operating system can perform almost any task required of the instrument, the commands are not always intuitive and can be difficult to remember for the casual user (of which our laboratory has many). Given the widespread and growing use of other microcomputers (such as PC’s and Macintoshes) by users of the microprobe, the PDP has become the “oddball” and has also fallen behind the state-of-the-art in terms of processing speed and disk storage capabilities. Upgrade paths within products available from DEC are considered to be too expensive for the benefits received. After using a Macintosh for other tasks in the laboratory, such as instrument use and billing records, word processing, and graphics display, its unique and “friendly” user interface suggested an easier-to-use system for computer control of the electron microprobe automation. Specifically a Macintosh IIx was chosen for its capacity for third-party add-on cards used in instrument control.


2010 ◽  
Vol 20 (1) ◽  
pp. 9-13 ◽  
Author(s):  
Glenn Tellis ◽  
Lori Cimino ◽  
Jennifer Alberti

Abstract The purpose of this article is to provide clinical supervisors with information pertaining to state-of-the-art clinic observation technology. We use a novel video-capture technology, the Landro Play Analyzer, to supervise clinical sessions as well as to train students to improve their clinical skills. We can observe four clinical sessions simultaneously from a central observation center. In addition, speech samples can be analyzed in real-time; saved on a CD, DVD, or flash/jump drive; viewed in slow motion; paused; and analyzed with Microsoft Excel. Procedures for applying the technology for clinical training and supervision will be discussed.


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