Sam Hartburn

A modicum of maths…a pinch of poetry…a bite of baking…a particle of programming…

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Tag Archives: cardioid

Pythagorean spiral with each triangle filled with pursuit curves

Pythagorean Spiral meets Pursuit Curves: Sunday Maths Animations Week 8

April 6, 2021Geogebra, Sunday Animationscardioid, curve of pursuit, Geogebra, GeogebraArt, geometry, MathArt, MathsArt, pursuit curve, Pythagorean spiral, Sunday AnimationsSam Hartburn

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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Rainbow spirally curve with three main loops

More Cardioid Rainbows: Sunday Maths Animations Week 7

March 28, 2021Geogebra, Sunday Animationscardioid, Geogebra, GeogebraArt, geometry, MathArt, MathsArt, parametric, parametric curves, Sunday AnimationsSam Hartburn

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.

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Rainbow curve with five petals

Cardioid Rainbow: Sunday Maths Animations Week 6

March 21, 2021Geogebra, Sunday Animationscardioid, Geogebra, GeogebraArt, geometry, MathArt, MathsArt, parametric, parametric curves, Sunday AnimationsSam Hartburn

Week 6 of my Sunday Maths Animations started out as a cardioid, but quickly became something else.

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Sam Hartburn My name is Sam Hartburn. I'm a freelance editor and a hobbyist maths geek. This is my maths geek site. For details of the editorial services I offer, go to www.qbfproofreading.co.uk.
To get in touch you can email me at sam@samhartburn.co.uk or follow me on Twitter.

Recent Posts

  • Dancing Triangles: Sunday Maths Animations Week 9 April 17, 2021
  • Can You Sing Two Notes at Once? April 7, 2021
  • Pythagorean Spiral meets Pursuit Curves: Sunday Maths Animations Week 8 April 6, 2021
  • More Cardioid Rainbows: Sunday Maths Animations Week 7 March 28, 2021
  • Cardioid Rainbow: Sunday Maths Animations Week 6 March 21, 2021

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