Ask Why Not What reading lens
Examine the promise
Explore Books, Computers & Technology, Programming Languages with a reading approach that gives the ideas somewhere to go. Pattern matching is satisfying because a small expression can be tested against concrete cases. Keep examples that should match beside examples that should fail and use both to refine your understanding.
The listed 221 pages give a sense of extent; page count alone does not establish depth or difficulty.
A question before you choose
Which claims are supported by the material I can actually inspect?
Try this with the topic
Choose one claim in the catalogue description. Identify what evidence would support it, what limits it might have, and what a sample could help you check.