# Preferred Frame Pre-Prints [Home](/) ยท [README.md](/README.md.html) ยท [Contact Us](/contact%20us.md.html) --- [/ ](../) [๐Ÿ“‚ Defining Topological Charge in a Source-Free Maxwell Universe /](./) - ๐Ÿ“„ [Defining Topological Charge in a Source-Free Maxwell Universe.html](/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe.html) - ๐Ÿ“„ [Defining Topological Charge in a Source-Free Maxwell Universe.md](/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe.md.html) ([[Raw](/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe.md)] [[GH](https://github.com/siran/research/blob/main/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe.md)]) - ๐Ÿ“„ [Defining Topological Charge in a Source-Free Maxwell Universe.pdf](/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe.pdf) - ๐Ÿ“„ [notes.md](/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe/notes.md.html) ([[Raw](/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe/notes.md)] [[GH](https://github.com/siran/research/blob/main/Defining%20Topological%20Charge%20in%20a%20Source-Free%20Maxwell%20Universe/notes.md)]) --- - [Preferred Frame Pre-Prints's on GitHub.com](https://github.com/siran/research) - Back to main journal: [Preferred Frame](https://preferredframe.com) (built: 2025-12-08 12:22 EST UTC-5)