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https://blog.differentpla.net/blog/2025/12/07/crafting-interpreters-rust-grammar-unary-not/
Crafting Interpreters in Rust: Parsing Unary-NOT | Roger's Blog
We’re implementing Lox’s primary rule. So far, we’ve done booleans, nil, numbers and strings. Let’s move on to some basic expressions. In this post, we’ll deal...
crafting interpretersrustparsingunaryroger
https://www.learncpp.com/cpp-tutorial/overloading-unary-operators/
21.6 — Overloading unary operators +, -, and ! – Learn C++
21 6learn coverloadingunaryoperators
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Unary_negation
Unary negation (-) - JavaScript | MDN
The unary negation (-) operator precedes its operand and negates it.
javascript mdnunarynegation