3 ms·

syntax, not semantics. Mathematical semantics is quite precise.

• nnq 9y ago
  ...that's the thing actually: in programming syntax defines semantics because "syntax" is executed and in practice "it means what it does (what is executed)". (Linguists would want to murder me for saying this, I know.) That's why some programming languages can even be defined by implementation. (Though as a programmer I try my best to avoid these languages...)