Cool interlacing christmas tree ornament made out of triply periodic minimal surface (gyroid-structure is probably the best known tpms) for any 3D-Print and or math nerd out there :D
I used the formular on wikipedia for schwarz minimal surface (Primitive/Diamond), neovius surface and gyroid. Besides the “normal” cartesian coordinates there is also a cylinder coordinate and sphere coordinate version of every structure.
They should all be printable with:
I will add some photos of the prints once they are done :)
You can also simply create your own ornaments with the included Blender-File (I used Blender 3.5.0 Alpha)
The author hasn't provided the model origin yet.