# License and scope

Copyright © 2026 Ivan Kotov.

The original publication text in this package, including its illustrations expressed as text and the accompanying original explanatory notes, is licensed under the **Creative Commons Attribution 4.0 International license (CC BY 4.0)**, to the extent of the copyright and similar rights the licensor holds.

Canonical license: https://creativecommons.org/licenses/by/4.0/

Controlling legal code: https://creativecommons.org/licenses/by/4.0/legalcode.en

This is the unmodified standard license, incorporated by reference; this notice is not a replacement license or an additional restriction. Sharing and adaptation, including commercial reuse, are permitted subject to the license's conditions. When sharing, retain the supplied attribution and notices, identify modifications, and provide the license link as required by the legal code. No endorsement by Ivan Kotov is granted.

## Scope clarification

This grant concerns the included publication material. It does not relicense separately distributed software, implementations, datasets, earlier corpus documents, or other works merely cited or described here. Third-party material, if any, retains its applicable rights; a bibliographic reference does not sublicense the referenced work. Private memory, personal histories, keys, runtime state, game assets, and internal review files are not included.

Patent and trademark rights are not licensed by CC BY 4.0. This notice neither asserts that any patent or trademark exists nor restricts uses that do not require the licensor's permission. Ideas, facts, and methods must not be confused with the copyright in their written expression. No additional noncommercial, no-derivatives, or AI-use restriction is attached to this license.

The material is supplied under the warranty and liability provisions of the CC BY 4.0 legal code. The paper reports no empirical validation, implementation certification, or legal determination.