# Section 6.8.12:
Infix Expression

Sather identifies a number of infix operand tokens with corresponding method names. An expression written using the operator tokens has identical semantics to its corresponding method call.

#### Concrete Syntax

infix expression = unary expression | binary expressions ;

unary expression = unary operator, expression ;

binary expression = expression, binary operator, expression ;

#### Abstract Syntax

#### Static Semantics

#### Dynamic Semantics

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