Basic text and Prolegomenon

Prolegomenon and basic text are semantically related in introduction topic. In some cases you can use "Prolegomenon" instead a noun phrase "Basic text", when it comes to topics like something new.

Prolegomenon noun - A preliminary discussion inserted at the beginning of a book or treatise.

Basic text and prolegomenon are semantically related in introduction topic. Sometimes you can use "Basic text" instead a noun "Prolegomenon".