Creative Commons Attribution 4.0 International License (CC BY 4.0)

Copyright (c) 2026 Kyusik Yang

You are free to:
  Share -- copy and redistribute the material in any medium or format
  Adapt -- remix, transform, and build upon the material for any purpose,
           even commercially

Under the following terms:
  Attribution -- You must give appropriate credit, provide a link to the
                 license, and indicate if changes were made.

Full license text: https://creativecommons.org/licenses/by/4.0/legalcode
