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Topic: Transformation mathematics


In the News (Mon 13 Oct 08)

  
  Transformation (mathematics) - Wikipedia, the free encyclopedia
In mathematics, a transformation in elementary terms is any of a variety of different operations from geometry, such as rotations, reflections and translations.
Uniform scaling is a linear transformation that enlarges or diminishes objects; the scale factor is the same in all directions; it is also called a homothety.
More generally, a transformation in mathematics is one facet of the mathematical function; the term mapping is also used in ways that are quite close synonyms.
en.wikipedia.org /wiki/Transformation_(mathematics)   (598 words)

  
 Transformation
Transformation is the genetic alteration of a cell resulting from the introduction, uptake and expression of foreign DNA.
An example of transformation is bT cotton, which incorporates BT genes which afford cotton plants a degree of protection against certain insect pests.
In mathematics, "transformation" refers to a variety of different operations that can be performed using linear algebra.
www.ebroadcast.com.au /lookup/encyclopedia/tr/Transformation.html   (171 words)

  
 Transformation - Wikipedia, the free encyclopedia
Transformation (genetics), the genetic alteration of a cell resulting from the introduction of foreign DNA
Transformation (mathematics), in mathematics, as a general term applies to mathematical functions
Transformation (South Africa), in post-apartheid South Africa, the processes by which the previously disenfranchised majority population enter the mainstream of public life
en.wikipedia.org /wiki/Transformation   (397 words)

  
 Wikinfo | Transformation
Transformation is also the process by which normal cells are converted into cells that will continue to divide without limit.
In mathematics, a transformation is any of a variety of different operations that can be performed using linear algebra.
In music, a transformation is any operation or process that may be applied to a musical variable, usually a set or tone row in twelve tone music, such as transposition, inversion, multiplication, retrograde, or rotation and combinations thereof.
www.wikinfo.org /wiki.php?title=Transformation   (331 words)

  
 math lessons - Linear transformation
In mathematics, a linear transformation (also called linear operator or linear map) is a function between two vector spaces that preserves the operations of vector addition and scalar multiplication.
In the language of abstract algebra, a linear transformation is a homomorphism of vector spaces.
Differentiation is a linear transformation from the space of all differentiable functions to the space of all functions.
www.mathdaily.com /lessons/Linear_transformation   (975 words)

  
 Bryn Mawr Classical Review 2004.10.25
In this book, Netz argues that the history of mathematics should consist not only of a catalog of which mathematicians worked on what problems when, but also of an analysis of how they conceived of the problems they were solving.
Mathematical progress involves not only the ability to solve more problems, but also the ability (and even the desire) to pose different problems, solve them in different ways, and compare the solutions.
The history of mathematics is generally studied in mathematical terms, looking at questions like who solved a given problem first, whether someone's announced or rumored proof really existed and was sound, whether various people worked together or knew each other's work.
ccat.sas.upenn.edu /bmcr/2004/2004-10-25.html   (2125 words)

  
 Providing Hands-On, Minds-On, and Authentic Learning Experiences in Mathematics
There are many obstacles to making significant change in mathematics teaching and learning in schools, including the beliefs that students and teachers bring to the classroom and the assumptions held by administrators, parents, and society about mathematics, curriculum, teaching, and learning.
To transform classrooms into learning communities of active and collaborative mathematical inquiry, teachers will need to access and be able to use instructional materials for thought-provoking activities and projects, software for simulation and modeling, and resources in the community for authentic learning experiences.
Many view mathematics narrowly - as arithmetic - and argue that the new math curriculum is too ambitious and that we should focus instead on ensuring that all students have basic computational skills, while some students are put on a track toward calculus.
www.ncrel.org /sdrs/areas/issues/content/cntareas/math/ma300.htm   (1654 words)

  
 transformation - Search Results - MSN Encarta
Transform (mathematics), to change the form of a mathematical expression in keeping with a mathematical rule, especially by substituting variables...
Metamorphosis, folklore, legend, and myth, genetic transformation, quotations, religious transformation
- substitution of variables: the mathematical conversion of an expression, equation, or function into another equivalent entity,...
encarta.msn.com /transformation.html   (140 words)

  
 [No title]
In the next stage we will do the transformation that is the inverse of the log transformation of phase 1.
5, and is transformed by stage 3 to the area ā€˜E’ in Fig.
With a rotation of the tiling after the log transformation, the outcome is Fig.
www.josleys.com /articles/printgallery.htm   (998 words)

  
 Cornell Math - Early History   (Site not responding. Last check: 2007-10-26)
The Cornell Mathematics Department also showed leadership on a key issue in the last years of the nineteenth century: the education of women.
After her marriage there seems to be no evidence of mathematical activity, although she apparently became somewhat of a community activist.
There was no significant advanced mathematical training until the German model of research education started to gain favor in the Cornell Mathematics Department in the late 1880s and early 1890s.
www.math.cornell.edu /~www/General/History/historyP7.html   (1177 words)

  
 The Chronicle: 4/23/2004: Mathematics With a Moral
Last year the mathematical world was again astir with the announcement by a Russian mathematician, Grigori Perelman, that he had solved another of the great open problems in mathematics, the century-old Poincaré conjecture.
Among those contributions was a new branch of mathematics, one that was to be a major focus of 20th-century research: algebraic topology.
Although the lack of emphasis on details might suggest that topology is too imprecise to form the basis of a mathematical theory, it is important because the first step in understanding a geometric shape -- whether a strand of DNA or the entire universe -- is often to determine the overall form.
chronicle.com /free/v50/i33/33b01001.htm   (1604 words)

  
 PDTR - Professional Development of Teachers-Researchers   (Site not responding. Last check: 2007-10-26)
The Krygowska Project develops and evaluates the effectiveness of the Professional Development of Teacher-Researchers (PDTR) as the fulcrum for systematic transformation of mathematics education toward a system that, while respecting the standards and contents of national curricula, would be more responsive to pupils intellectual needs, promoting independence and creativity of thought.
Involving elementary and secondary teachers of mathematics, PDTR is organized as a large-scale teaching experiment with collaborative teaching-research team mentored by university researchers.
The project addresses a wide spread crisis in mathematics education through the development of new pedagogical approaches and evidence-based instructional strategies, which improve learning and mastery of mathematical knowledge evaluated by PISA 2000/2003 international tests.
www.pdtr.eu   (202 words)

  
 BMCR-L: BMCR 2004.10.25, Netz, The Transformation of Mathematics
The largest mathematical difference in the Arab solutions is that they are algebraic: Al-Khwarizmi's book "On the Art of Al-Jabr wa l-Mukabala", published in the ninth century, gave the Arab world another way to look at calculations.
In short, "Hellenistic Greek mathematics, whose practice may be summed up by the aura, foregrounded the local characteristics of configurations, giving rise to the problem; medieval mathematics, whose practice may be summed up by deuteronomy, foregrounded the global characteristics of relations, giving rise to the equation" (p.
As a result this book is a more mathematical companion piece to "The Shaping of Deduction", which was largely concerned with the language of the Greek texts.
omega.cohums.ohio-state.edu /mailing_lists/BMCR-L/2004/0428.php   (1968 words)

  
 Zim Mathematics Applications
Non functionality can be mathematically stated in my System Subsystem paradigms as a transformation of a subsystem that does not exist.
Xc is a single function transformation and Cx is a cumulative set of functions as found in Matrix Algebra.
Mathematical relational Information transformations are explored and some implications of their existence.
www.zimmathematics.com /htm/app.htm   (5592 words)

  
 Division of Mathematics Learning and Teaching
The mathematics education reform movement is built on very different ideas about the nature of learning, teaching, and, indeed, mathematics itself, than the views that have prevailed in American schooling for many years.
The goal is to engage teachers in a process of inquiry--into mathematics; into learning mathematics; into students' mathematical thinking, in general, and the thinking of one's own students, in particular.
If the intellectual norms and values embedded in the mathematics education reform movement are to move beyond individual classrooms and significantly influence entire schools and districts, school and district administrators will need to become centrally, rather than peripherally, involved.
www2.edc.org /MLT/publications_list.asp   (3555 words)

  
 References
The spectral transformation Lanczos method for the numerical solution of large sparse generalized symmetric eigenvalue problems.
Implicitly restarted Arnoldi with purification for the shift-invert transformation.
Shift-invert and Cayley transforms for the detection of rightmost eigenvalues of nonsymmetric matrices.
www.caam.rice.edu /software/ARPACK/UG/node139.html   (677 words)

  
 Paper Abstracts
This paper examines cases of elementary grade teachers learning mathematics in the context of their own teaching, as they explore mathematics content they are using with their students, consider student strategies and representations that are new to them, and try to understand how students are thinking about complex mathematical ideas.
It presents several vignettes of mathematical and pedagogical explorations in the inquiry group as well as teachers' own descriptions of the effects of participation in the group on their thinking and classroom practice.
He or she must immerse herself in the mathematics content in a way she has not before, as a learner and a seeker of sense-making.
www2.edc.org /cdt/cdt/cdt_paperabs.html   (3195 words)

  
 Effective Multicultural Curriculum Transformation in "Advanced" Mathematics and "Hard" Sciences
In fact, the more multiculturally-related courses and extracurricular experiences advanced mathematics and hard science graduates work into their degree programs and co-curricular lives, the more money they earn, and the faster they are promoted.
The multicultural transformation of advanced mathematics and hard sciences curriculum, while not yet commonplace, is by no means novel.
In 1988, advanced placement mathematics professors at the University of California at Berkeley discovered the importance of creating a "learning interest culture" for students in their department (Asera, 1990; Fullilove and Treisman, 1990).
www.diversityweb.org /Digest/fw02/mathscience.html   (1066 words)

  
 [No title]
A transformation of a euclidean space obtained from such transformations as translations, rotations, and those which either shrink or expand the length of vectors.
PR that results when the coordinates of the space are subjected to a nonsingular linear transformation R.
A method of approximating a definite integral over an interval which is equivalent to dividing the interval into equal subintervals and applying the formula in the first definition to each subinterval.
www.accessscience.com /Dictionary/S/S27/DictS27.html   (2717 words)

  
 UTA Mathematics - Abstracts
The key characteristic of all SMAs is the occurrence of a martensitic phase transformation.
The artensitic transformation is a shear-dominant diffusionless solid-state phase transformation occurring by nucleation and growth of the martensitic phase from a parent austenitic phase.
This phase transformation is accompanied with the development of large (on the order of 5%) recoverable transformation strain.
www.uta.edu /math/pages/main/abstracts/entchev_4_11_02.html   (230 words)

  
 Oxford University Press: The Theory of Transformation Groups: Katsuo Kawakubo
This book presents an introduction to the theory of transformation groups which will be suitable for all those coming to the subject for the first time.
Prerequisites are a familiarity with algebra and topology as might have been acquired from an undergraduate degree in Mathematics.
The latter half of the book is devoted to surveying the main themes of the subject: structure and decomposition theorems, the existence and uniqueness theorems of principal orbits, transfer theorems, and the Lefschetz fixed point theorem.
www.oup.com /us/catalog/general/subject/Mathematics/PureMathematics/~~/c2Y9YWxsJnNzPWF1dGhvciZzZD1hc2MmcGY9OTAmdmlldz11c2EmcHI9MTAmYm9va0NvdmVycz1udWxsJmNpPTAxOTg1MzIxMjE=   (297 words)

  
 TRANSFORMATION OF MATHEMATICS AND SCIENCE   (Site not responding. Last check: 2007-10-26)
Instead, increased emphasis is placed on reasoning, problem solving, making connections, and communicating the scientific and mathematical "big ideas." As we transform our own understandings of scientific and mathematic literacy, we must address the what, when, why, and how of teaching and learning.
We can support this transformation by rethinking our beliefs about schools and classrooms.
Together, we must demonstrate that every child can learn challenging content in mathematics and science, that every child needs to learn mathematics and science, and that every child has the right to learn mathematics and science.
www.coe.uga.edu /framework/chapters/parti4.html   (426 words)

  
 KerryM.html   (Site not responding. Last check: 2007-10-26)
In either case, mathematics education can only by called effective when all students reach their potential in understanding and using mathematics.
The study examines my experience with mathematics reform in the classroom of today and reviews the current li[erature to draw conclusions as to what contributes to effective teaching of mathematics.
It will also be of interest to anyone wishing improved performance, specifically, in secondary mathematics and also, generally, across the school because transformation of mathematics in this fashion provides both the catalyst for, and a means of, improving school performance.
www.educ.uvic.ca /faculty/mroth/teaching/591Duncan/ABSTRACTS/KerryM.html   (398 words)

  
 The Transformation of Mathematics in the Early Mediterranean World - Cambridge University Press
The transformation of mathematics from ancient Greece to the medieval Arab-speaking world is here approached by focusing on a single problem proposed by Archimedes and the many solutions offered.
In this trajectory Reviel Netz follows the change in the task from solving a geometrical problem to its expression as an equation, still formulated geometrically, and then on to an algebraic problem, now handled by procedures that are more like rules of manipulation.
From a practice of mathematics based on the localized solution (and grounded in the polemical practices of early Greek science) we see a transition to a practice of mathematics based on the systematic approach (and grounded in the deuteronomic practices of Late Antiquity and the Middle Ages).
www.cup.cam.ac.uk /catalogue/catalogue.asp?isbn=0521829968&ss=fro   (755 words)

  
 [No title]
By the time the drawRect: method is invoked, the current transformation is already a concatenation of the screen's, window's and any superview's transformations.
appends the supplied transform to the receiver so that it is the first transform applied to the user coordinate.
Scales the receiver's transformation matrix by the factor scale in both x and y, replacing the receiver's matrix with the result.
www.toodarkpark.org /computers/objc/AppKit/Classes/NSAffineTransform.html   (1095 words)

  
 Math for Missouri's Future   (Site not responding. Last check: 2007-10-26)
The Coalition for Missouri Mathematics was formed to lead the transformation of Missouri mathematics education.
That approach promises a radical transformation of mathematics education as it strives to meet the changing demands of today's world.
The Coalition for Missouri Mathematics is determined to help all Missouri's students meet the challenges they will face in a technologically oriented world.
education.umkc.edu /kcrpdc/mathmo.html   (193 words)

  
 Amazon.ca: The Transformation of Mathematics in the Early Mediterranean World : From Problems to Equations: Books   (Site not responding. Last check: 2007-10-26)
The transformation of mathematics from its ancient Greek practice to its development in the medieval Arab-speaking world is approached by focusing on a single problem proposed by Archimedes and the many solutions offered.
From a practice of mathematics based on the localized solution (originating in the polemical practices of early Greek science), we see a transition to a practice of mathematics based on the systematic approach (grounded in the deuteronomic practices of Late Antiquity and the Middle Ages).
A radically new interpretation is accordingly offered of the historical trajectory of pre-modern mathematics.
www.amazon.ca /exec/obidos/ASIN/0521829968   (265 words)

  
 Math Forum Discussions
I agree to your suggestion that transformation is an important geometrical
Plane gometry is a part of pure, deductive mathematics.
As to the real life problem in mathematics teaching, your suggestion is
mathforum.org /kb/thread.jspa?messageID=1858936&tstart=0   (151 words)

  
 Carnegie Mellon Department Of Philosophy: Research   (Site not responding. Last check: 2007-10-26)
The second half of the 19th century witnessed a revolutionary transformation of mathematics through the work of Dirichlet, Riemann, Dedekind and others.
More specifically, Sieg and Awodey are directly involved in researching, editing, translating, and interpreting unpublished materials by Frege, Hilbert, Bernays, Carnap, and Gödel. In this connection, extensive use is also made of the University of Pittsburgh's valuable Archive of Scientific Philosophy, for instance in the publication of the Full Circle series.
This research on the 19th century transformation of mathematics and the roots of mathematical logic and analytic philosophy has resulted in conceptual analyses of the notions of "effective calculability", "completeness", and "categoricity".
www.hss.cmu.edu /philosophy/research-math.php   (311 words)

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