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| There was a [recent question][1] on the stack exchange was about how to find dihedral angles from an XYZ file, which contains atom types and 3D coordinates for a molecule or group of molecules. A dihedral angle is the angle between two intersecting... |
| This comes from an [old post](http://mathematica.stackexchange.com/a/110383/9490) over on the SE about [Kobon Triangles][1], but I've added some new functionality and thought I might share it here. I enjoyed working on this, I learned how to... |
| Sometimes you can tell a question is probably going to be deleted, but it's fun to look for an answer anyway........ This is one of those cases, the question was deleted but here is the answer: [This... |
| I was really impressed by the 3D plots of minimal surfaces on Paul Nylander's page [here](https://nylander.wordpress.com/category/math/minimal-surfaces/). You can read about the mathematics of minimal surfaces... |
| Inspired by Vitaliy's cool maps, I wanted to try a couple myself. I found [this plot](https://upload.wikimedia.org/wikipedia/commons/thumb/d/d0/Countries_by_Population_Density_in_2015.svg/2000px-Countries_by_Population_Density_in_2015.svg.png) on... |
| ![enter image description here][1] &[Wolfram Notebook][2] [older image]: https://community.wolfram.com//c/portal/getImageAttachment?filename=VisualizingInterstellar%27sWormholefromarticletoprogramming.gif&userId=20103 [1]:... |
| I am reposting this here from the Stackexchange Mathematica blog so that more people might see it. I'd be very happy to get some feedback on this plotting function. If anyone can use the function, let... |