# Bundled third-party materials

- Three.js: MIT; copyright © 2010–2026 three.js authors. Full notice: `licenses/three.txt`.
- KaTeX: MIT; full notice: `licenses/katex.txt`.
- MathJax: Apache License 2.0; full notice: `licenses/mathjax.txt`. Used at build time to generate mathematical vector glyphs.
- Hugeicons free Stroke Rounded icons: `@hugeicons/core-free-icons` 4.3.2, created by Hugeicons. Its package manifest declares MIT; its README says “Created by Hugeicons. All rights reserved.” Source and free-package usage documentation: https://hugeicons.com/docs/integrations/react/quick-start . The original package metadata and README are preserved in `licenses/hugeicons-package.json` and `licenses/hugeicons-README.md`.
- Manrope and Newsreader: SIL Open Font License 1.1; full notices are in `fonts/manrope-LICENSE` and `fonts/newsreader-LICENSE`.

The original scientific figures and chapter text are distinct from these library and font materials. Historical image provenance is recorded separately in `history/manifest.json`.