Effects of Geogebra and Web-Based Practice on Attitude and Performance in Coordinate Geometry Among Students of Colleges of Education in North West Zone, Nigeria
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The Algebra of Open and Interconnected Systems
The Algebra of Open and Interconnected Systems Brendan Fong Hertford College University of Oxford arXiv:1609.05382v1 [math.CT] 17 Sep 2016 A thesis submitted for the degree of Doctor of Philosophy in Computer Science Trinity 2016 For all those who have prepared food so I could eat and created homes so I could live over the past four years. You too have laboured to produce this; I hope I have done your labours justice. Abstract Herein we develop category-theoretic tools for understanding network- style diagrammatic languages. The archetypal network-style diagram- matic language is that of electric circuits; other examples include signal flow graphs, Markov processes, automata, Petri nets, chemical reaction networks, and so on. The key feature is that the language is comprised of a number of components with multiple (input/output) terminals, each possibly labelled with some type, that may then be connected together along these terminals to form a larger network. The components form hyperedges between labelled vertices, and so a diagram in this language forms a hypergraph. We formalise the compositional structure by intro- ducing the notion of a hypergraph category. Network-style diagrammatic languages and their semantics thus form hypergraph categories, and se- mantic interpretation gives a hypergraph functor. The first part of this thesis develops the theory of hypergraph categories. In particular, we introduce the tools of decorated cospans and corela- tions. Decorated cospans allow straightforward construction of hyper- graph categories from diagrammatic languages: the inputs, outputs, and their composition are modelled by the cospans, while the `decorations' specify the components themselves. -
Application-Level Virtual Memory for Object-Oriented Systems Mariano Martinez Peck
Application-Level Virtual Memory for Object-Oriented Systems Mariano Martinez Peck To cite this version: Mariano Martinez Peck. Application-Level Virtual Memory for Object-Oriented Systems. Program- ming Languages [cs.PL]. Université des Sciences et Technologie de Lille - Lille I, 2012. English. tel-00764991 HAL Id: tel-00764991 https://tel.archives-ouvertes.fr/tel-00764991 Submitted on 26 Dec 2012 HAL is a multi-disciplinary open access L’archive ouverte pluridisciplinaire HAL, est archive for the deposit and dissemination of sci- destinée au dépôt et à la diffusion de documents entific research documents, whether they are pub- scientifiques de niveau recherche, publiés ou non, lished or not. The documents may come from émanant des établissements d’enseignement et de teaching and research institutions in France or recherche français ou étrangers, des laboratoires abroad, or from public or private research centers. publics ou privés. N° d’ordre : 40886 THESE présentée en vue d’obtenir le grade de DOCTEUR en Spécialité : informatique par Mariano MARTINEZ PECK DOCTORAT DELIVRE CONJOINTEMENT PAR MINES DOUAI ET L’UNIVERSITE DE LILLE 1 Titre de la thèse : Application-Level Virtual Memory for Object-Oriented Systems Soutenue le 29/10/2012 à 10h devant le jury d’examen : Président Jean-Bernard STEFANI (Directeur de recherche – INRIA Grenoble- Rhône-Alpes) Directeur de thèse Stéphane DUCASSE (Directeur de recherche – INRIA Lille) Rapporteur Robert HIRSCHFELD (Professeur – Hasso-Plattner-Institut, Universität Potsdam, Allemagne) Rapporteur Christophe DONY (Professeur – Université Montpellier 2) Examinateur Roel WUYTS (Professeur – IMEC & Katholieke Universiteit Leuven, Belgique) co-Encadrant Noury BOURAQADI (Maître-Assistant – Mines de Douai) co-Encadrant Marcus DENKER (Chargé de recherche – INRIA Lille) co-Encadrant Luc FABRESSE (Maître-Assistant – Mines de Douai) Laboratoire(s) d’accueil : Dépt. -
CAS (Computer Algebra System) Mathematica
CAS (Computer Algebra System) Mathematica- UML students can download a copy for free as part of the UML site license; see the course website for details From: Wikipedia 2/9/2014 A computer algebra system (CAS) is a software program that allows [one] to compute with mathematical expressions in a way which is similar to the traditional handwritten computations of the mathematicians and other scientists. The main ones are Axiom, Magma, Maple, Mathematica and Sage (the latter includes several computer algebras systems, such as Macsyma and SymPy). Computer algebra systems began to appear in the 1960s, and evolved out of two quite different sources—the requirements of theoretical physicists and research into artificial intelligence. A prime example for the first development was the pioneering work conducted by the later Nobel Prize laureate in physics Martin Veltman, who designed a program for symbolic mathematics, especially High Energy Physics, called Schoonschip (Dutch for "clean ship") in 1963. Using LISP as the programming basis, Carl Engelman created MATHLAB in 1964 at MITRE within an artificial intelligence research environment. Later MATHLAB was made available to users on PDP-6 and PDP-10 Systems running TOPS-10 or TENEX in universities. Today it can still be used on SIMH-Emulations of the PDP-10. MATHLAB ("mathematical laboratory") should not be confused with MATLAB ("matrix laboratory") which is a system for numerical computation built 15 years later at the University of New Mexico, accidentally named rather similarly. The first popular computer algebra systems were muMATH, Reduce, Derive (based on muMATH), and Macsyma; a popular copyleft version of Macsyma called Maxima is actively being maintained. -
Using Computer Programming As an Effective Complement To
Using Computer Programming as an Effective Complement to Mathematics Education: Experimenting with the Standards for Mathematics Practice in a Multidisciplinary Environment for Teaching and Learning with Technology in the 21st Century By Pavel Solin1 and Eugenio Roanes-Lozano2 1University of Nevada, Reno, 1664 N Virginia St, Reno, NV 89557, USA. Founder and Director of NCLab (http://nclab.com). 2Instituto de Matemática Interdisciplinar & Departamento de Didáctica de las Ciencias Experimentales, Sociales y Matemáticas, Facultad de Educación, Universidad Complutense de Madrid, c/ Rector Royo Villanova s/n, 28040 – Madrid, Spain. [email protected], [email protected] Received: 30 September 2018 Revised: 12 February 2019 DOI: 10.1564/tme_v27.3.03 Many mathematics educators are not aware of a strong 2. KAREL THE ROBOT connection that exists between the education of computer programming and mathematics. The reason may be that they Karel the Robot is a widely used educational have not been exposed to computer programming. This programming language which was introduced by Richard E. connection is worth exploring, given the current trends of Pattis in his 1981 textbook Karel the Robot: A Gentle automation and Industry 4.0. Therefore, in this paper we Introduction to the Art of Computer Programming (Pattis, take a closer look at the Common Core's eight Mathematical 1995). Let us note that Karel the Robot constitutes an Practice Standards. We show how each one of them can be environment related to Turtle Geometry (Abbelson and reinforced through computer programming. The following diSessa, 1981), but is not yet another implementation, as will discussion is virtually independent of the choice of a be detailed below. -
IT Project Quality Management
10 IT Project Quality Management CHAPTER OVERVIEW The focus of this chapter will be on several concepts and philosophies of quality man- agement. By learning about the people who founded the quality movement over the last fifty years, we can better understand how to apply these philosophies and teach- ings to develop a project quality management plan. After studying this chapter, you should understand and be able to: • Describe the Project Management Body of Knowledge (PMBOK) area called project quality management (PQM) and how it supports quality planning, qual ity assurance, quality control, and continuous improvement of the project's products and supporting processes. • Identify several quality gurus, or founders of the quality movement, and their role in shaping quality philosophies worldwide. • Describe some of the more common quality initiatives and management sys tems that include ISO certification, Six Sigma, and the Capability Maturity Model (CMM) for software engineering. • Distinguish between validation and verification activities and how these activi ties support IT project quality management. • Describe the software engineering discipline called configuration management and how it is used to manage the changes associated with all of the project's deliverables and work products. • Apply the quality concepts, methods, and tools introduced in this chapter to develop a project quality plan. GLOBAL TECHNOLOGY SOLUTIONS It was mid-afternoon when Tim Williams walked into the GTS conference room. Two of the Husky Air team members, Sitaraman and Yan, were already seated at the 217 218 CHAPTER 10 / IT PROJECT QUALITY MANAGEMENT conference table. Tim took his usual seat, and asked "So how did the demonstration of the user interface go this morning?" Sitaraman glanced at Yan and then focused his attention on Tim's question. -
Computer Algebra and Mathematics with the HP40G Version 1.0
Computer Algebra and Mathematics with the HP40G Version 1.0 Renée de Graeve Lecturer at Grenoble I Exact Calculation and Mathematics with the HP40G Acknowledgments It was not believed possible to write an efficient program for computer algebra all on one’s own. But one bright person by the name of Bernard Parisse didn’t know that—and did it! This is his program for computer algebra (called ERABLE), built for the second time into an HP calculator. The development of this calculator has led Bernard Parisse to modify his program somewhat so that the computer algebra functions could be edited and cause the appropriate results to be displayed in the Equation Editor. Explore all the capabilities of this calculator, as set out in the following pages. I would like to thank: • Bernard Parisse for his invaluable counsel, his remarks on the text, his reviews, and for his ability to provide functions on demand both efficiently and graciously. • Jean Tavenas for the concern shown towards the completion of this guide. • Jean Yves Avenard for taking on board our requests, and for writing the PROMPT command in the very spirit of promptness—and with no advance warning. (refer to 6.4.2.). © 2000 Hewlett-Packard, http://www.hp.com/calculators The reproduction, distribution and/or the modification of this document is authorised according to the terms of the GNU Free Documentation License, Version 1.1 or later, published by the Free Software Foundation. A copy of this license exists under the section entitled “GNU Free Documentation License” (Chapter 8, p. 141). -
Addition and Subtraction
A Addition and Subtraction SUMMARY (475– 221 BCE), when arithmetic operations were per- formed by manipulating rods on a flat surface that was Addition and subtraction can be thought of as a pro- partitioned by vertical and horizontal lines. The num- cess of accumulation. For example, if a flock of 3 sheep bers were represented by a positional base- 10 system. is joined with a flock of 4 sheep, the combined flock Some scholars believe that this system— after moving will have 7 sheep. Thus, 7 is the sum that results from westward through India and the Islamic Empire— the addition of the numbers 3 and 4. This can be writ- became the modern system of representing numbers. ten as 3 + 4 = 7 where the sign “+” is read “plus” and The Greeks in the fifth century BCE, in addition the sign “=” is read “equals.” Both 3 and 4 are called to using a complex ciphered system for representing addends. Addition is commutative; that is, the order numbers, used a system that is very similar to Roman of the addends is irrelevant to how the sum is formed. numerals. It is possible that the Greeks performed Subtraction finds the remainder after a quantity is arithmetic operations by manipulating small stones diminished by a certain amount. If from a flock con- on a large, flat surface partitioned by lines. A simi- taining 5 sheep, 3 sheep are removed, then 2 sheep lar stone tablet was found on the island of Salamis remain. In this example, 5 is the minuend, 3 is the in the 1800s and is believed to date from the fourth subtrahend, and 2 is the remainder or difference. -
CAS, an Introduction to the HP Computer Algebra System
CAS, An introduction to the HP Computer Algebra System Background Any mathematician will quickly appreciate the advantages offered by a CAS, or Computer Algebra System1, which allows the user to perform complex symbolic algebraic manipulations on the calculator. Algebraic integration by parts and by substitution, the solution of differential equations, inequalities, simultaneous equations with algebraic or complex coefficients, the evaluation of limits and many other problems can be solved quickly and easily using a CAS. Importantly, solutions can be obtained as exact values such as 5−1, 25≤ x < or 4π rather than the usual decimal values given by numeric methods of successive approximation. Values can be displayed to almost any degree of accuracy required, allowing the user to view, for example, the exact value of a number such as 100 factorial. The HP CAS The HP CAS system was created by Bernard Parisse, Université de Grenoble, for the HP 49g calculator. It was improved and adapted for inclusion on the HP 40g with the help of Renée De Graeve, Jean-Yves Avenard and Jean Tavenas2. The HP CAS system offers the user a vast array of functions and abilities as well as an easy user interface which displays equations as they appear on the page. It also includes the ability to display many algebraic calculations in ‘step-by-step’ mode, making it an invaluable teaching tool in universities and schools. Functions are grouped by category and accessed via menus at the bottom of the screen. Copyright© 2005, Applications in Mathematics Learning to use the CAS Learning to use the CAS is very easy but, as with any powerful tool, truly effective use requires familiarity and time. -
Debian Edu / Skolelinux Wheezy 7.1+Edu0 Manual
Debian Edu / Skolelinux Wheezy 7.1+edu0 Manual May 28, 2016 i CONTENTS CONTENTS Contents 1 Manual for Debian Edu 7.1+edu0 Codename Wheezy1 2 About Debian Edu and Skolelinux1 2.1 Some history and why two names . .1 3 Architecture 2 3.1 Network . .2 3.1.1 The default network setup . .3 3.1.2 Main server (tjener) . .3 3.1.3 Services running on the main server . .3 3.1.4 LTSP server(s) (Thin client server(s)) . .5 3.1.5 Thin clients . .5 3.1.6 Diskless workstations . .5 3.1.7 Networked clients . .5 3.2 Administration . .5 3.2.1 Installation . .5 3.2.2 File system access configuration . .6 4 Requirements 6 4.1 Hardware requirements . .6 4.2 Hardware known to work . .7 5 Requirements for network setup7 5.1 Default Setup . .7 5.2 Internet router . .7 6 Installation and download options8 6.1 Where to find additional information . .8 6.2 Download the installation media for Debian Edu 7.1+edu0 Codename "Wheezy" . .8 6.2.1 netinstall CD image for i386, amd64 . .8 6.2.2 USB flash drive / Blue-ray disc ISO image for i386 and amd64 . .8 6.2.3 Source image . .8 6.3 Request a CD / DVD by mail . .8 6.4 Installing Debian Edu . .9 6.4.1 Select type of installation . .9 6.4.1.1 Additional boot parameters for installations . 12 6.4.2 The installation process . 12 6.4.3 Notes on some characteristics . 14 6.4.3.1 A note on notebooks . -
Prise En Main De Carmetal (1/2)
Prise en main de CaRMetal (1/2) Extrait du Les nouvelles technologies pour l'enseignement des mathématiques http://revue.sesamath.net/spip.php?article599 Prise en main de CaRMetal (1/2) - N°39 - mars 2014 - Date de mise en ligne : jeudi 13 février 2014 Les nouvelles technologies pour l'enseignement des mathématiques Copyright © Les nouvelles technologies pour l'enseignement des mathématiques Page 1/13 Prise en main de CaRMetal (1/2) Pourquoi diable ce nom de « CaRMetal » ?... Explication Il faut bien le reconnaître, ce nom évoque plutôt la sidérurgie que la géométrie dynamique, et on peut considérer que c'est une maladresse de communication. Mais ce jugement hâtif mérite d'être nuancé car ce nom, une fois décodé, traduit très finement l'essence du logiciel. Notons d'abord que si c'est la sidérurgie qui vient à l'esprit (on pense naturellement au groupe ArcelorMittal, qui a fait la une des journaux), c'est une association malheureuse... En réalité, c'est à la forge que « Metal » fait allusion, selon une métaphore très répandue chez les développeurs : le code d'un programme est malléable comme l'acier et se travaille selon un processus analogue (on casse et on recolle pour forger). C'est dans cette veine que s'inscrit par exemple le projet SourceForge. Mais ce n'est pas tout. • CaRMetal dérive de C.a.R (Compass and Ruler = Compas et Règle), et en reprend la racine. • Restait à le distinguer par un suffixe, et ce n'était pas chose aisée. Or, à l'origine, ce qui distingue CaRMetal de C.a.R, c'est la façon de concevoir l'interface. -
A Simplified Introduction to Virus Propagation Using Maple's Turtle Graphics Package
E. Roanes-Lozano, C. Solano-Macías & E. Roanes-Macías.: A simplified introduction to virus propagation using Maple's Turtle Graphics package A simplified introduction to virus propagation using Maple's Turtle Graphics package Eugenio Roanes-Lozano Instituto de Matemática Interdisciplinar & Departamento de Didáctica de las Ciencias Experimentales, Sociales y Matemáticas Facultad de Educación, Universidad Complutense de Madrid, Spain Carmen Solano-Macías Departamento de Información y Comunicación Facultad de CC. de la Documentación y Comunicación, Universidad de Extremadura, Spain Eugenio Roanes-Macías Departamento de Álgebra, Universidad Complutense de Madrid, Spain [email protected] ; [email protected] ; [email protected] Partially funded by the research project PGC2018-096509-B-100 (Government of Spain) 1 E. Roanes-Lozano, C. Solano-Macías & E. Roanes-Macías.: A simplified introduction to virus propagation using Maple's Turtle Graphics package 1. INTRODUCTION: TURTLE GEOMETRY AND LOGO • Logo language: developed at the end of the ‘60s • Characterized by the use of Turtle Geometry (a.k.a. as Turtle Graphics). • Oriented to introduce kids to programming (Papert, 1980). • Basic movements of the turtle (graphic cursor): FD, BK RT, LT. • It is not based on a Cartesian Coordinate system. 2 E. Roanes-Lozano, C. Solano-Macías & E. Roanes-Macías.: A simplified introduction to virus propagation using Maple's Turtle Graphics package • Initially robots were used to plot the trail of the turtle. http://cyberneticzoo.com/cyberneticanimals/1969-the-logo-turtle-seymour-papert-marvin-minsky-et-al-american/ 3 E. Roanes-Lozano, C. Solano-Macías & E. Roanes-Macías.: A simplified introduction to virus propagation using Maple's Turtle Graphics package • IBM Logo / LCSI Logo (’80) 4 E. -
Ipad Educational Apps This List of Apps Was Compiled by the Following Individuals on Behalf of Innovative Educator Consulting: Naomi Harm Jenna Linskens Tim Nielsen
iPad Educational Apps This list of apps was compiled by the following individuals on behalf of Innovative Educator Consulting: Naomi Harm Jenna Linskens Tim Nielsen INNOVATIVE 295 South Marina Drive Brownsville, MN 55919 Home: (507) 750-0506 Cell: (608) 386-2018 EDUCATOR Email: [email protected] Website: http://naomiharm.org CONSULTING Inspired Technology Leadership to Transform Teaching & Learning CONTENTS Art ............................................................................................................... 3 Creativity and Digital Production ................................................................. 5 eBook Applications .................................................................................... 13 Foreign Language ....................................................................................... 22 Music ........................................................................................................ 25 PE / Health ................................................................................................ 27 Special Needs ............................................................................................ 29 STEM - General .......................................................................................... 47 STEM - Science ........................................................................................... 48 STEM - Technology ..................................................................................... 51 STEM - Engineering ...................................................................................