Category Archives: Animation

Arcs and arc-splines

Posted on August 17, 2018 by

I have added two user defined functions (UDFs) to the IP2 spreadsheet to generate coordinates for a single  arc, or a series of arcs connected (if necessary) by straight lines.  The new version may be downloaded from: IP2.zip As an example … Continue reading →

Posted in Animation, Charts, Charts, Coordinate Geometry, Drawing, Excel, Maths, UDFs, VBA | Tagged , , , , , , | 1 Comment

A Loopy Link (and three more)

Posted on August 23, 2015 by

For some reason Doug Glancy’s Excel Blog has escaped my attention up till now, but having a browse today, I discovered this loopy animation: which would not have been out of place in Douglas Hofstadter’s “I am a Strange Loop” I really … Continue reading →

Posted in Animation, Computing - general, Excel, Maths, Newton, VBA | Tagged , , , , , | 2 Comments

Two viewers

Posted on December 17, 2013 by

I have previously looked at using Excel for generation of images from data listing  3D coordinates of points and lists of connections (see  https://newtonexcelbach.wordpress.com/2012/09/27/daily-download-11-perspective-projection/ for instance), but this approach is limited in what can be done: It will only generate a “wire-frame” … Continue reading →

Posted in Animation, Computing - general, Finite Element Analysis, Newton | Tagged , , | Leave a comment

Circle Limit III animation

Posted on November 15, 2012 by

Enjoy: And papers by the artist on how to do it available at: http://bulatov.org/math/1107/ Update 16th Nov 12: Comments and more links from PM2Ring: That image is an example of a tessellation of the hyperbolic plane, in the Poincaré disc … Continue reading →

Posted in Animation, Bach, Newton | Tagged , , | Leave a comment

Daily Download 9: Animation in Excel

Posted on September 25, 2012 by

The missing post from yesterday’s list was: Drawing in Excel – 2 , with download file: http://www.interactiveds.com.au/software/animate.zip Other animation related posts include: By Jingo Dancing Pendulums Yet more pendulums Rotating Hypercubes Animated Pythagoras

Posted in Animation, Excel, Javascript, VBA | Tagged , , | 9 Comments

Animated Pythagoras

Posted on February 13, 2012 by

Two animatations of a “wordless” proof of Pythaoras’ Theorem provided by SSSF regular PM 2Ring. This animation is a “wordless proof” of Pythagoras’ theorem. The basic design is an interlocking pattern of coloured squares overlaid with “shadow” squares. In most … Continue reading →

Posted in Animation, Maths, Newton | Tagged , , , | 4 Comments

Dynamic Excel on the Cloud With Javascript!

Posted on December 16, 2011 by

I have previously linked to a spreadsheet stored on Skydrive, but I have been disappointed that the possibilities for using live spreadsheets are greatly limited by the lack of support for VBA.  It seems that Microsoft have now decided to provide … Continue reading →

Posted in Animation, Charts, Computing - general, Excel, Javascript | Tagged , , , | 1 Comment