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Carnival of Mathematics 213
A roundup of online maths content from November 2020.
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Using LaTeX Leadsheets for MathsJamJam
MathsJamJam is an event that takes place at the annual MathsJam gathering, where we sing songs that have had their lyrics rewritten to be about maths. This year I used the LaTeX package Leadsheets to compile the songbooks. I’ve documented how it works here – mainly so that I can remember how to do it,…
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The Ant’s Lament
A song to highlight the totally unfair situations faced by ants in puzzles like the ant on the rubber band. Music and lyrics by me, pictures by Ayliean MacDonald.
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The Ant on the Rubber Band
A classic puzzle* goes like this: Imagine a one-metre length of rubber band, with an ant at one end. The ant starts walking towards the other end of the band, at a speed of 1 cm/s. At the end of each second the band is instantly and uniformly stretched by 1 m. Will the ant…
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Carnival of Mathematics 207
A roundup of online maths content from November 2020.
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#DigitalGeometrySketchbook Days 21 to 30
Throughout the month of June 2021 I created a daily maths art piece, each one using different software or different techniques, as part of the #GeometrySketchbook challenge on Twitter. As mine was all digital artwork, I used the #DigitalGeometrySketchbook tag. Here are the results of days 21 to 30.
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#DigitalGeometrySketchbook Days 11 to 20
Throughout the month of June 2021 I created a daily maths art piece, each one using different software or different techniques, as part of the #GeometrySketchbook challenge on Twitter. As mine was all digital artwork, I used the #DigitalGeometrySketchbook tag. Here are the results of days 11 to 20.
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#DigitalGeometrySketchbook Days 1 to 10
Throughout the month of June 2021 I created a daily maths art piece, each one using different software or different techniques, as part of the #GeometrySketchbook challenge on Twitter. As mine was all digital artwork, I used the #DigitalGeometrySketchbook tag. Here are the results of days 1 to 10.
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Dancing Triangles: Sunday Maths Animations Week 9
A spiral of dancing triangles…just because.
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Can You Sing Two Notes at Once?
And what does that have to do with maths? A little while ago, Abs Pascoe (who I highly recommend if you’re thinking of starting singing lessons and you happen to live near Whitstable) posted this amazing video where she sings two different notes at once. I had never heard anything like it before! My first…
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Pythagorean Spiral meets Pursuit Curves: Sunday Maths Animations Week 8
Earlier this week I was proofreading a book that mentioned Pythagorean spirals. I had seen them before but never thought about them too deeply, so I gave them a try in GeoGebra. I filled them in with curves of pursuit, just for fun!
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More Cardioid Rainbows: Sunday Maths Animations Week 7
Week 7 of my Sunday Maths Animations is another one that started out as a cardioid. Varying a different parameter gives a completely different effect.
Sam Hartburn
sam@samhartburn.co.uk
Hello! I’m Sam Hartburn, a freelance maths author, editor and animator. I also dabble in music and write mathematical songs. Get in touch by emailing sam@samhartburn.co.uk or using any of the social media buttons above.
3D geometry animations cardioid constructions Geogebra GeogebraArt geometry MathArt mathober mathober2023 MathsArt OpenSCAD parametric parametric curves poetry polygons polyhedra ruler and compass Rupert polyhedra Sunday Animations