Expressions in Java: Essential, Prevalent, Neglected?
Luca Chiodini, Igor Moreno Santos, Matthias Hauswirth · 2022
Expressions are the building blocks of formal languages such as lambda calculus as well as of programming languages that are closely modeled after it. Although expressions are also an important part of programs in languages like Java, that are not primarily functional, teaching practices typically don’t focus as much on expressions.