Personal-use license

Permitted use

A standard purchase is licensed to one natural person for reading on personal devices, making private notes, and privately copying or modifying the educational companion code for personal learning and testing.

Not permitted

Do not redistribute, publicly host, resell, sublicense, unbundle for sale, place the complete work or companion code in an unauthorized shared repository, use either for commercial reuse or production systems, or provide the complete work for third-party model training. Classroom, corporate, library, and other multi-user uses require a separate agreement.

Code

Code examples are educational. They are not warranted, audited, or approved for protecting real assets or use in production.

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