X

+

Llega septiembre y empieza el curso. Si eres profesor de matemáticas de secundaria, bachillerato o universidad, te proponemos complementar tu clase tradicional con las Aulas Virtuales Sangakoo, una plataforma online donde tus alumnos aprenderán matemáticas, haciendo matemáticas. Cada aula virtual incluye un libro digital con toda la teoría matemática del curso, un fórum para […]

+

On Saturday, 30 August, Vedic Maths Forum South Africa exhibited at The Cape Home Educators Expo. Visitors came from as far as Citrusdal to learn what is new on the homeschooling front in South Africa and see what learning resources are available. Exhibitors ranged from more established organisations to the smaller emerging businesses entering the education market. In conversations with the parents who visited the stand - it became clear that in some cases, homeschooling is not a matter of
[…]

+

Featured book: Math Jokes 4 Mathy Folks Who says math can’t be funny? In Math Jokes 4 Mathy Folks, Patrick Vennebush dispels the myth of the humorless mathematician. His quick wit comes through in this incredible compilation of jokes and … Continue reading →

+

3:34 PM | Magic Hexagon

Watch this video about the interesting Magic Hexagon (a relative of the magic square), and why there is only one magic hexagon in the world! Featured book: Speedsolving the Cube: Easy-to-Follow, Step-by-Step Instructions for Many Popular 3-D Puzzles Filed under: … Continue reading →

+

Source: http://www.math.columbia.edu/~bayer/LinearAlgebra/pdf/inverse.pdf Backup copy (In case of broken link): 3×3 Matrix Inverse This is an excellent method for finding the inverse of a 3×3 matrix, probably the fastest and easiest method for 3×3. (Row reduction is better for 4×4 matrices and above.) … Continue reading →

+

11:09 AM | ICM2014 Fields Medalist Manjul Bhargava

Originally posted on Math Online Tom Circle:ICM2014 VideoSeries PL9: Manjul Bhargava: (Part 1 of video – difficult part ): His PhD supervisor Benedict Gross (Harvard Math Dean) gave the laudation speech. (Part 2 of video: Excellent and Understandable presentation)…

+

Originally posted on Math Online Tom Circle:Ngô Bảo Châu 吴宝珠 Vietnam Chinese Fields Medalist 2010. Won 2 Gold International Math Olympiad with one Perfect Score. Educated in Vietnam High School, won scholarship to France Ecole Normale Supérieure (Paris). Aug12…

+

2:51 PM | A Year in a Chemistry Developer’s Shoes

I have always seen the beauty of chemistry from a scientific standpoint: strange shapes, eye-catching patterns, giant explosions… But it was not until I came to Wolfram|Alpha that I began to appreciate just how sleek chemistry is from a programming perspective. Just a few lines of code are needed to create some of the most [...]

+

9:26 AM | Sangakoo, ¡incluido en Wise ed.hub!

Desde Sangakoo queremos informaros que ya estamos incluidos en el ed.hub de WISE, una plataforma donde los profesionales de la educación pueden compartir su conocimiento y experiencia, creando puentes entre desafíos y soluciones. En la plataforma, expertos y profesionales se ayudan mútuamente a través de conversaciones alrededor de la educación y el aprendizaje. Y esto […]

+

6:45 AM | Education News: School Starts Too Early?

Source: http://www.scientificamerican.com/article/school-starts-too-early/?&WT.mc_id=SA_WR_20140827 School Starts Too Early The later high school classes start in the morning, the more academic performance improves Aug 19, 2014 |By Mark Fischetti Parents, students and teachers often argue, with little evidence, about whether U.S. high schools … Continue reading →

+

1:38 PM | FIRST: From a judge’s perspective

Over the past 5 years I have had the privilege of being a judge at both regional and national finals. I have also held regional classes to train teams on PTC Creo and PTC Mathcad. I have held these in the Finger Lakes region (the greatest US FIRST Region!!). The cherry on top of the sundae is I judged my ...

+

12:57 PM | Ankündigung: Mathe-Familien-Tag

Mathematik für die ganze Familie – das wird der Mathe-Familien-Tag am 6. September in Berlin! An vielen unterschiedlichen Stationen kann man einen Nachmittag lang spielen, bauen, basteln, konstruieren und programmieren. Und das alles kostenlos im Schulgarten Moabit!

+

7:59 PM | Making a Multi-color Line in MATLAB

This video is a follow on to last week’s. Instead of making a line with different colored markers in MATLAB, we will be making a multi-color line in MATLAB. This is actually stretchig the truth a little since lines have exactly one color in MATLAB. What we really... read more >>

+

6:01 PM | Linear Algebra Resources

1) https://www.math.okstate.edu/~binegar/3013-S99/3013-l16.pdf (How to diagonalize matrices) 2) http://www.sosmath.com/matrix/expo/expo.html (How to find exponential of matrices) 3) http://en.wikipedia.org/wiki/Matrix_differential_equation (Matrix Differential Equations) 4) http://www.ucl.ac.uk/CNDA/courses/coursework/JNF.pdf (Jordan Normal Form) 5) http://www.math.niu.edu/~fletcher/jnf.pdf (Jordan Normal Form for 2×2 Matrices) Featured book: Linear Algebra and Its Applications, 4th […]

+

Today, we discuss an interesting topic rarely taught in school: The rational parametrization of a unit circle. That is, how to find the x coordinates and y coordinates of a circle expressed as a rational function? The usual parametrization of … Continue reading →

+

8:24 AM | New Pedagogy: Math Without Word

Originally posted on Math Online Tom Circle:When teaching Quadratic equation in Algebra class using the conventional math pedagogy, this is what you get … Teaching Math without word, especially for autistic and dyslexic kids, using pictures, video games… look…

+

6:50 AM | Circle Drawing Free-Hand

Originally posted on Math Online Tom Circle:This teacher draws a perfect circle free-hand on the blackboard: http://www.transum.org/software/SW/YouTube/Video.asp?Movie=eAhfZUZiwSE

+

... read more >>

+

4:23 PM | The Flying Squirrel-Frog Puzzle

While I enjoy reading The New York Times for its news coverage, I especially look forward to each Monday when they post a new math puzzle online in their Numberplay column. Several months ago, I shared a Numberplay puzzle from former Key Curriculum editor Dan Bennett. Now I’d like to recap the Numberplay puzzle from last week: A flying […]

+

8:26 AM | Euler on Math Education

Originally posted on Math Online Tom Circle:Euler was invited by Peter I of Russia in 1727 to work in the Petersburg Academy of Sciences. He introduced the fundamental math disciplines in school math education: 1. Arithmetic 2. Geometry 3. Trigonometry 4. Algebra…

+

Originally posted on Math Online Tom Circle:MF87: Logical weakness in modern pure mathematics: See also Declining Rigor in Modern Pure Math.

+

7:59 AM | Rational Trigonometry

Originally posted on Math Online Tom Circle:UHG39: Rational trigonometry: an overview: (Rational number only) This is a revolutionary approach (2005) to teach Secondary / High school Trigonometry by using purely algebra, no geometry and no picture, no sine, cosine,…

+

11:14 AM | Fix a Wobbly Table (with Math)

Fix your wobbly table with just a small tweak – but why does this work? Reddit discussion: http://www.reddit.com/r/BradyHaran/co… Featuring Matthias Kreck from the University of Bonn. Featured book: The Princeton Companion to Mathematics This is a one-of-a-kind reference for anyone … Continue reading →

+

Another post from Tap Into Teen Minds. Enjoy!
Taking a look at the real world math involved in the ALS Ice Bucket Challenge while still supporting a great cause | Using Scatter Plots & Extrapolation
The post Ice Buckets 3 Act Math Task #icebucketchallenge appeared first on Tap Into Teen Minds.

+

2:48 PM | How Much Water is That?

Tweet
Lake Mead
It all started with a phone call from my Dad. He had heard on the news that the water level of Lake Mead had decreased 100 feet and asked me, as the resident mathematician in the family, …

+

1:41 PM | Lösung für Happy Cubes: Milano, blau

Die Happy Cubes sind unsere beliebtesten Logik-Puzzle-Würfel. Aus den jeweils sechs Puzzleteilen muss ein Würfel gebaut werden. Und das ist gar nicht so einfach! Durch die unregelmäßig geformten Puzzleteile wird das Zusammenbauen zur Herausforderung.Für alle, die etwas Hilfe gebrauchen können, haben wir hier die Lösung für den Happy Cube Milano (blau) in einer Animation zusammengestellt.

+

Jiro's pick this week is Reference Creator by Valerio Biscione.
Even though I have been away from the world of academia for quite some time, I can remember and appreciate the effort that
people put into writing... read more >>

+

I’m an electrical engineer by training. In my first circuits class, all calculations were done by hand, and we could check solutions with unintuitive circuit simulators using the SPICE methodology. With SystemModeler I think it’s easier than ever to get started building virtual circuits and trying what-if scenarios for electrical circuits and systems. In this [...]

+

8:41 AM | Speed Maths Challenge Cape Town 2014

After months of preparation and anticipation, our big day had arrived – the first Speed Maths Challenge hosted by Vedic Maths Forum South Africa - the venue, Turfhall Primary School in Penlyn Estate, Cape Town – date, 2nd August 2014.There was much excitement, some nerves and loads of enthusiasm on the part of learners, parents, teachers and even us, the organisers. Some learners were waiting at the hall a whole hour before the event! All 5 schools - Turfhall Primary, Rylands Primary,
[…]

+

The Vedic Maths Forum South Africa organized the First Speed Maths Challenge in August 2014. Here are some pictures from the grand event! Post by Vedic Maths Forum South Africa.The Vedic Math Forum India
Worlds Fastest Mental Math System
http://www.vedicmathsindia.org

Sidebar

Filters

+

In 1936, two years after Karl Popper published the first German version of The Logic of Scientific Discovery and introduced falsifiability; Alonzo Church, Alan Turing, and Emil Post each published independent papers on the Entscheidungsproblem and introducing the lambda calculus, Turing machines, and Post-Turing machines as mathematical models of computation. The years after saw many […]

Gandy, R. (1980). Church's thesis and principles for mechanisms., Studies in Logic and the Foundations of Mathematics, (101) 123-148. DOI: 10.1016/S0049-237X(08)71257-6

Citation

+

Quando ho condiviso il tweet qui sotto, non mi ero reso ancora conto del nome che avevo appena letto, eppure avrebbe dovuto suonarmi un campanello nella testa. Continuano i riconoscimenti internazionali per la #matematica dell'Universita' della #Calabria pic.twitter.com/JHIWaVlVGu— Gianluigi Filippelli (@ulaulaman) August 18, 2014Poi dopo è successo che sono andato a ricontrollare (che poi i campanelli magari suonano e semplicemente la suoneria è così bassa che non la senti, […]

Nash, J. (1950). Equilibrium points in n-person games, Proceedings of the National Academy of Sciences, 36 (1) 48-49. DOI: 10.1073/pnas.36.1.48

Nash J. (1951). Non-Cooperative Games, The Annals of Mathematics, 54 (2) 286-295. DOI: http://dx.doi.org/10.2307/1969529

Gottlob G., Greco G. & Scarcello F. (2003). Pure Nash equilibria, Proceedings of the 9th conference on Theoretical aspects of rationality and knowledge - TARK '03, 215-230. DOI: http://dx.doi.org/10.1145/846241.846269

Greco, G. & Scarcello, F. (2009). On the complexity of constrained Nash equilibria in graphical games, Theoretical Computer Science, 410 (38-40) 3901-3924. DOI: 10.1016/j.tcs.2009.05.030

Goldstone, R. & Janssen, M. (2005). Computational models of collective behavior, Trends in Cognitive Sciences, 9 (9) 424-430. DOI: 10.1016/j.tics.2005.07.009

Beni G. (1993). Swarm Intelligence in Cellular Robotic Systems, Robots and Biological Systems: Towards a New Bionics?, NATO ASI Series Volume 102 703-712. DOI: http://dx.doi.org/10.1007/978-3-642-58069-7_38

Bonabeau E., Dorigo M. & Theraulaz G. (2000). Inspiration for optimization from social insect behaviour, Nature, 406 (6791) 39-42. DOI: http://dx.doi.org/10.1038/35017500

Citation

+

Quando ho condiviso il tweet qui sotto, non mi ero reso ancora conto del nome che avevo appena letto, eppure avrebbe dovuto suonarmi un campanello nella testa. Continuano i riconoscimenti internazionali per la #matematica dell'Universita' della #Calabria pic.twitter.com/JHIWaVlVGu— Gianluigi Filippelli (@ulaulaman) August 18, 2014Poi dopo è successo che sono andato a ricontrollare (che poi i campanelli magari suonano e semplicemente la suoneria è così bassa che non la senti, […]

Nash, J. (1950). Equilibrium points in n-person games, Proceedings of the National Academy of Sciences, 36 (1) 48-49. DOI: 10.1073/pnas.36.1.48

Nash J. (1951). Non-Cooperative Games, The Annals of Mathematics, 54 (2) 286-295. DOI: http://dx.doi.org/10.2307/1969529

Gottlob G., Greco G. & Scarcello F. (2003). Pure Nash equilibria, Proceedings of the 9th conference on Theoretical aspects of rationality and knowledge - TARK '03, 215-230. DOI: http://dx.doi.org/10.1145/846241.846269

Greco, G. & Scarcello, F. (2009). On the complexity of constrained Nash equilibria in graphical games, Theoretical Computer Science, 410 (38-40) 3901-3924. DOI: 10.1016/j.tcs.2009.05.030

Goldstone, R. & Janssen, M. (2005). Computational models of collective behavior, Trends in Cognitive Sciences, 9 (9) 424-430. DOI: 10.1016/j.tics.2005.07.009

Beni G. (1993). Swarm Intelligence in Cellular Robotic Systems, Robots and Biological Systems: Towards a New Bionics?, NATO ASI Series Volume 102 703-712. DOI: http://dx.doi.org/10.1007/978-3-642-58069-7_38

Bonabeau E., Dorigo M. & Theraulaz G. (2000). Inspiration for optimization from social insect behaviour, Nature, 406 (6791) 39-42. DOI: http://dx.doi.org/10.1038/35017500

Citation

+

Zur Jahrtausendwende hatte das Clay-Institut jeweils 1 Million Dollar für sieben mathematische Probleme ausgelobt, von denen in der Zwischenzeit erst eines (die Poincaré-Vermutung) gelöst wurde. Manjul Bhargava, frischgebackener Fields-Medaillist, hat heute auf dem ICM eine 66,48-prozentige Lösung eines weiteren Millionenproblems – der Birch-Swinnerton-Dyer-Vermutung – vorgestellt, die ihm freilich keine 66,48% des Millionenpreises einbringen wird… Es…

Manjul Bhargava, Christopher Skinner & Wei Zhang (2014). A majority of elliptic curves over $\mathbb Q$ satisfy the Birch and Swinnerton-Dyer conjecture, ArXiv, arXiv: 1407.1826v2

Citation

+

Un gruppo di fisici che studiano la meccanica dei fluidi ha iniziato una proficua collaborazione con Kara Maki riguardo lo studio dinamico delle "pellicole" di lacrime. Il modello, sviluppato in tre articoli che hanno preceduto il lavoro conclusivo, soprattutto sperimentale, è così descritto: all'interno della pellicola lacrimale, le dinamiche del fluido sono governate dalle equazioni incomprimibili di Navier-Stokes insieme con la conservazione di massa ed energia. Alla superficie libera
[…]

Miller A., Carchman R., Long R. & Denslow S.A. La Crosse viral infection in hospitalized pediatric patients in Western North Carolina., Hospital pediatrics, (26) PMID: 24313031

Maki K.L., Braun R.J., Henshaw W.D. & King-Smith P.E. (2010). Tear film dynamics on an eye-shaped domain I: pressure boundary conditions., Mathematical medicine and biology : a journal of the IMA, 27 (3) 227-254. PMID: 20064825

Maki K.L., Braun R.J., Ucciferro P., Henshaw W.D. & King-Smith P.E. (2010). Tear film dynamics on an eye-shaped domain. Part 2. Flux boundary conditions, Journal of Fluid Mechanics, 647 361-390. DOI: http://dx.doi.org/10.1017/s002211200999382x

Maki K.L., Braun R.J. & P. E. King-Smith (2008). An overset grid method for the study of reflex tearing, Mathematical Medicine and Biology, 25 (3) 187-214. DOI: http://dx.doi.org/10.1093/imammb/dqn013

Citation

rmathematicus tweeted: @rmathematicus

RT @OnThisDayinMath: 1923 Rene Thom born he received a Fields Medal for his 1954 creation of cobordism in algebraic topology. http://t.co/…

2014-09-02 18:34:34

PeterSmith tweeted: @PeterSmith

"If Jeff Koons symbolizes our era, we deserve a better era." From @LAReviewofBooks http://t.co/HRTmPlcuqQ

2014-09-02 18:33:16

rmathematicus tweeted: @rmathematicus

“@yovisto: Ernst Curtius and the Excavation of Olympia http://t.co/tT8st7PTMy
On September 2, 1814, G...”

2014-09-02 18:31:30

peterrowlett tweeted: @peterrowlett

Finished my first batch. Next lot arrive on Thursday. #markathon2014

2014-09-02 18:28:16

rmathematicus tweeted: @rmathematicus

“@LauraJSnyder: Page proofs of #EyeoftheBeholder have arrived! http://t.co/fqiMdYsXvq”

2014-09-02 18:22:06

rmathematicus tweeted: @rmathematicus

“@azareal: Today In Science History – September 3 – Carl David Anderson http://t.co/lpCXbOPQAR http://t.co/yH9wNyHwab”

2014-09-02 18:21:34

rmathematicus tweeted: @rmathematicus

RT @EclipseMaps: Informative explanation of the publication of new 1000 year canons of solar and lunar eclipses by @fespenak at http://t.co…

2014-09-02 18:21:18

rmathematicus tweeted: @rmathematicus

“@SaraSchechner: Bring on the new students! @harvardchsi skeleton in Body of Knowledge exhibition @HarvardMuseums http://t.co/FNWwDbFiMn”

2014-09-02 18:20:43

X