# Attribution and adaptation notice

Original work: *Understanding Linear Algebra*  
Author: David Austin  
Original source: `https://github.com/davidaustinm/ula`  
Pinned source commit: `d60f8a2e7c78c1397b9690847e5a4f0d460c6bd3`  
Original licence: Creative Commons Attribution 4.0 International,
`https://creativecommons.org/licenses/by/4.0/`  
Original copyright notice: David Austin, 2026.

Adaptation: independent Bahasa Indonesia translation and reader-edition
engineering maintained by the Interlanguage Bahasa Indonesia edition.
The adaptation changes reader-facing language and may replace or omit
third-party components whose separate redistribution rights are unclear. It
does not claim endorsement by the author, his institution, LibreTexts,
PreTeXt, or any named contributor.