Programming Language Theory FlashcardWhere can operators (in a bob harperProperties 2Hide BooksChapter 1. Abstract syntax Decklanguage theoryQuestionWhere can operators (in a bob harper's sense) be placed in an AST?AnswerLeaves and internal nodes. Previous in FlashcardsWhen is a rule satisfied by a relation?Next in Flashcards Where can variables be placed in an AST?