Posts tagged ‘Real-world math’

IntMath Newsletter: Hexagon, units, primes, Queen

In this Newsletter:

1. New on IntMath: CSS Animated Hexagon Wave
2. Units
3. Math in the news: Almost prime numbers
4. Brian May - astrophysicist
4. Math movies: Data portraits and fingers
5. Math puzzle: Divisibility
6. Final thought: It's up to us

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Units: Calories and kilograms

Le Grand K with inch ruler
How many calories? and the way the kilogram was defined has been in place since 1799. It recently got a makeover.

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IntMath Newsletter: Model, animations, software

In this Newsletter:

1. New on IntMath: EFFEKT bridge model, Lissajous animations
2. Resources: oPhysics, topol0gy software
3. Math in the news: 4-color graph problem
4. Math movies: Statistics, time
5. Math puzzle: Factorials
6. Final thought

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Spiral around a hyperboloid - the Effekt bridge

spiral around hyperboloid
We explore how to find the equations for a spiral around a hyperboloid.

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IntMath Newsletter: Series, clock, Simpsons

In this Newsletter:

1. New on IntMath: Infinite series, Spinning clock
2. Resources: Simpsons math, Unknowables
3. Math in the news: Plimpton 322
4. Math movies
5. Math puzzle: EFFEKT
6. Final thought: Actions

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Math movie: The exceptional life of Benjamin Banneker

The exceptional life of Benjamin Banneker
Self-taught mathematician and astronomer Benjamin Banneker excelled despite little formal education and prejudice.

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Review: Manga Guide to Regression Analysis

Manga Guide to Regression Analysis
The Manga Guide to Regression Analysis continues the tradition of presenting math through comics. Here's my review.

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Roller Door Problem and Polymath Software

polymath roller door problem
Here's a numerical solution to an earlier problem we discussed involving a roller door.

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Squaring the circle - a reader’s approach

Squaring the circle
Here's a reader's approach to the age old problem of finding a square with the same area as a given circle, called "squaring the circle"

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Butterfly map of the world

Butterfly map of the world
The butterfly map of the world is based on Reuleaux triangles. This article explores some of the story behind this interesting map.

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