This reminds me of the Diátaxis framework [0], which has a nice visual representation of the different types of documentation.
They have a fourth type they call "Explanation" that's "Here's why we made the flaps behave this way, and how that relates to the theory of aerodynamics"
They have a fourth type they call "Explanation" that's "Here's why we made the flaps behave this way, and how that relates to the theory of aerodynamics"
[0] https://diataxis.fr/