LICENSE

Cortix Tech Courseware & Sample Code License (CT-CSL) v1.0
=================================================================

Copyright (c) 2026 Cortix Tech
All rights reserved.

This repository (the “Repository”) contains educational materials and sample
software provided by Cortix Tech (“Licensor”). The Repository is made available
publicly for learning, evaluation, and demonstration purposes under the terms
below. If you have a separate written agreement with Licensor, that agreement
controls to the extent it conflicts with this license.

1. Definitions
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“Materials” means all content in this Repository, including but not limited to
source code, Jupyter notebooks, text, figures, images, diagrams, slides,
datasets, build scripts, configuration files, and documentation.

“Non-Commercial” means not primarily intended for or directed toward
commercial advantage or monetary compensation.

2. License Grant (Limited, Non-Exclusive)
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Subject to full compliance with this license, Licensor grants you a limited,
non-exclusive, non-transferable, non-sublicensable, revocable license to:

(a) View and download the Materials; and
(b) Run and modify the Materials solely for your own Non-Commercial,
    personal learning, evaluation, or internal research/teaching preparation.

3. Restrictions (What You May NOT Do)
-------------------------------------
Unless expressly permitted by Licensor in writing, you may NOT:

(a) Use the Materials for any Commercial purpose;
(b) Distribute, publish, sublicense, sell, rent, lease, lend, or otherwise
    make available the Materials (or any modified version) to any third party;
(c) Host the Materials (or substantial portions) on a public or private server
    for others to access (including as a course handout, training repository,
    internal portal, or public website);
(d) Create or distribute derivative works based on the Materials, except as
    allowed in Section 2(b) for private use;
(e) Remove, alter, or obscure any copyright, trademark, or proprietary notice;
(f) Use the name “Cortix Tech” or any Licensor trademarks to endorse or promote
    products derived from the Materials without prior written permission.

For clarity: posting any portion of the Materials (including notebooks, code,
figures, or solutions) to public forums, pastebins, or public repositories is
distribution and is not permitted without written permission.

4. Ownership
------------
All right, title, and interest in and to the Materials remain with Licensor and
its licensors. No rights are granted except as expressly stated in this license.
This license does not grant you any patent rights or trademark rights.

5. Attribution (When Citing)
----------------------------
You may quote short excerpts of text (e.g., a few lines) for review or academic
citation purposes provided that you include attribution to:
“Cortix Tech” and the Repository name/URL, and do not include answer keys,
complete solutions, or substantial portions of the Materials.

6. Contributions (If Accepted)
------------------------------
If you submit a pull request, patch, issue attachment, or other contribution
(“Contribution”) to the Repository, you grant Licensor a perpetual, worldwide,
royalty-free, irrevocable license to use, reproduce, modify, distribute, and
sublicense your Contribution as part of the Materials under any terms Licensor
chooses. You represent that you have the right to grant this license.

(If you do not want to accept Contributions, remove Section 6.)

7. Termination
--------------
This license is effective until terminated. It terminates automatically if you
violate any term. Upon termination, you must stop using the Materials and
delete all copies in your possession or control.

8. Disclaimer of Warranty
-------------------------
THE MATERIALS ARE PROVIDED “AS IS” AND “AS AVAILABLE,” WITHOUT WARRANTY OF ANY
KIND, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT, OR THAT
THE MATERIALS ARE ERROR-FREE.

9. Limitation of Liability
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TO THE MAXIMUM EXTENT PERMITTED BY LAW, LICENSOR SHALL NOT BE LIABLE FOR ANY
INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, OR ANY LOSS
OF PROFITS, DATA, OR GOODWILL, ARISING OUT OF OR RELATED TO THE MATERIALS OR
THIS LICENSE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. LICENSOR’S
TOTAL LIABILITY SHALL NOT EXCEED USD $100.

10. Governing Law
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This license is governed by the laws of Commonwealth of Massachusetts, USA, excluding
its conflict of law rules. Venue and jurisdiction shall lie in the courts located in
the Commonwealth of Massachusetts, USA, unless otherwise required by law.

11. Commercial Licensing
------------------------
Commercial use, redistribution, hosting, or use in paid training/courses
requires a separate commercial license from Licensor. Contact: info@cortix.tech

END OF TERMS