Category Archives: Animation

3D plots with the latest Matplotlib

Posted on September 30, 2022 by dougaj4

Installing Python on a new computer, I found I had to downgrade Matplotlib to release 3.5.2 to get my 3D plotting functions to work. Further investigation found that the problem was the Axes3D function. Changing:     ax = axes3d.Axes3D(fig)to: … Continue reading →

Posted in Animation, Coordinate Geometry, Drawing, Excel, Link to Python, Newton, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , , | 2 Comments

Installing Python and pyxll from scratch

Posted on September 26, 2022 by dougaj4

Updated 28th September 2022. Matplotlib latest version OK. I recently installed Python and pyxll (plus the required additional libraries) on a new computer, which raised a few problems with incompatible versions, so here is a summary of what worked (as … Continue reading →

Posted in Animation, Arrays, Charts, Coordinate Geometry, Differential Equations, Excel, Finite Element Analysis, Link to Python, Maths, Newton, Numerical integration, NumPy and SciPy, Python Pandas, PyXLL, UDFs | Tagged , , , , , , , , , , , , , , | Leave a comment

Display Matplotlib animations in Excel

Posted on February 28, 2022 by dougaj4

The latest version of pyxll (5.4.0) allows animations generated in Matplotlib to be simply copied to Excel. A spreadsheet with the examples shown below, and the associated Python code can be downloaded from: Animations2.zip The screenshot below shows the simple … Continue reading →

Posted in Animation, Drawing, Excel, Link to Python, Maths, Newton, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , , , | 1 Comment

Animations from VBA

Posted on November 28, 2021 by dougaj4

A convenient way to create an animation in Excel is to create on-sheet formulas or user defined functions to generate the required data, then use VBA to iterate through the range of input values so that the chart or image … Continue reading →

Posted in Animation, Excel, Link to Python, Maths, Newton, PyXLL, UDFs, VBA | Tagged , , , , , | 1 Comment

Building dances to an earthquake’s beat

Posted on May 28, 2020 by dougaj4

Adam Pascale from the Seismology Research Centre recently shared this animation (click on controls bottom right for High Quality and Full Screen views): … it’s from a building in the Philippines about 130km (hypocentral distance) from a magnitude 6.1 earthquake … Continue reading →

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