Where do you weigh a pie?

by Gary Ernest Davis

Translation

 

Credits: Anne Margo & Australian Broadcasting Commission

Somewhere over the rainbow (way up high).

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Wishin’ and hopin’…

by Gary Ernest Davis

Translation

 

Credits: BEVK12 & Australian Broadcasting Commission

This guy’s situation reminds of the Dusty Springfield song; “ Wishin’ and hopin’ and thinkin’ and prayin’ Plannin’ and dreamin’  …”

I love the book “Liquid Millionaire”. I hope he makes it.

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Getting to grips with Python

by Gary Ernest Davis

Translation

Credits: Jon Hanrahan & Australian Broadcasting Commission

 

I know, the programming language Python is named for Monty Python, but I think the picture is funny. She’s certainly got control of that snake!

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A cute discrete dynamical system

April 17, 2013

TranslationJim Tanton (@jamestanton) posed the problem of 6 positive integers such that the product of any two of them is a multiple of their sum (preferably 6 integers with no common factors). Inspired by Jim’s question I asked myself what happens for 3 integers. This led to the following simple dynamical system: Given a triple [...]

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Mathematics is not a spectator sport

April 13, 2013

TranslationIn the video below, Aziz Belhassane Sensei is demonstrating Aikido at the Sugano Shihan Memorial Summer School 2011. Whether you know Aikido or not, the thing you will notice, especially if I point it out to you, is that Aikido is not a spectator activity. You cannot learn Aikido simply by watching someone else. Watching is critical, paying attention is critical, but doing is the essence. Currently [...]

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Geogebra and statistics

April 4, 2013

TranslationThe Geogebra folks continue to work at developing the capabilities of this lovely open source software. In February this year they added a spreadsheet capability to the software I have a bunch of fairly naive questions about the use of Geogebra for statistics. Probably the main questions are: Who is using it to teach statistics, and at what levels (elementary school, middle school, high school, college, [...]

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Graduated with a math degree… feel like a moron

April 2, 2013

TranslationThis is a follow-up to the recent post Mathematics majors: are most of you wasting time and money? The following post was made on WrongPlanet during the height of the Great Recession, so it’s perhaps a little understandable that the writer was finding it hard to get a decent job, or any job at all. Posted: Sun Jan 18, 2009 2:33 [...]

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Happy April 2 = 4/2 = 2 day

April 2, 2013

Translation Evolution of the 2 glyph:  

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Happy April 1 Day

April 1, 2013

Translation The 4! = 24 distinct fractions whose base 4 representation consists of permutations of the digits (0,1,2,3) repeated: These are all fractions of the form , namely those fractions  with numerators 9, 10, 13, 15, 18, 19, 25, 26, 33, 36 ,38, 40, 45, 47 ,49 ,52, 59 ,60 66, 67, 70, 72, 75 and 76.  

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Mathematics majors: are most of you wasting time and money?

March 31, 2013

TranslationBelow is a post on College Confidential, posted by mathematik on May 24, 2010: “Math majors beware: most of you are wasting time and money Here’s a story for all the math majors and future math majors reading this: I graduated with a bachelor’s degree in math 6 years ago. I graduated with honors and a good [...]

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