Thecomplementof an evolving Menger sponge is all of the material that has been removed so far....続きを読む >>

Season's Greetings 2021 __________________________________________________________Marc Lätzel (2021). XMas Tree (//www.tianjin-qmedu.com/matlabcentral/fileexchange/9337-xmas-tree),MATLAB...続きを読む >>

On a recent visit to Ann Arbor, I met ten-year old Eden Rajapakse. Here is her sketch of the L-shaped membrane. Download Live...続きを読む >>

The Menger sponge is a popular fractal that generalizes Cantor sets and Sierpinski triangles. Its fractal dimension is between two and three....続きを読む >>

Matrices in action....続きを読む >>

SeeCubeandTeapot....続きを読む >>

Use a cube instead of the Utah Teapot inmy previous post. I was pleasantly suprised by the final screen shot....続きを読む >>

Matrices like the ones shown in the following screen shots are at the heart of computer graphics. They describe objects moving in three-dimensional space. MATLAB's Handle Graphics uses them. So does MathWork's newRoadRunnereditor. And so do all popular video games and CAD packages....続きを読む >>

Quaternions are generalizations of the complex numbers that have found applications in computer graphics and many other fields....続きを読む >>

In February and March I published three blog posts about an enhancement request for MATLAB concerning tie breakers with theround功能,包括的能力round ties to even.Round One,Round TwoandRound Three. Since then, a group of us at MathWorks, organized by my colleague (and academic great-great-grand-descendant) Heiko Weichelt, have been considering the request. We had a virtual design review recently. This post describes a prototype incorporating the features that were discussed at that review....続きを読む >>