Copyright (c) 2026 A. Peña.

Permission is granted to copy, distribute and/or modify the original text
and figures of Matemática preuniversitaria: teoría y problemas resueltos
under the terms of the GNU Free Documentation License, Version 1.3
or any later version published by the Free Software Foundation;
with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
A copy of the license is included in COPYING.FDL and in the section
entitled "GNU Free Documentation License" in each PDF.

Third-party components retain their respective rights and licenses.
The adaptation of Colored Math TextBook is documented separately under
LPPL 1.3c in Overleaf/CREDITOS_TERCEROS.md.
