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Arithmetic Expressions

• Their evaluation was one of the motivations for the development of the first programming languages

• Arithmetic expressions consist of operators, operands, parentheses, and function calls

• Design issues for arithmetic expressions:

• What are the operator precedence rules?

• What are the operator associativity rules?

• What is the order of operand evaluation?

• Are there restrictions on operand evaluation side effects?

• Does the language allow user-defined operator overloading?

• What mode mixing is allowed in expressions?