numeric_expression

numeric_expression 
      ::= 
      ( ( "-" 
      | "++" 
      | "--" ) 
      expression ) 
      | ( expression 
      ( "++" 
      | "--" ) ) 
      | ( expression 
      ( "+" 
      | "+=" 
      | "-" 
      | "-=" 
      | "*" 
      | "*=" 
      | "/" 
      | "/=" 
      | "%" 
      | "%=" ) 
      expression ) 

This rule is called by

-> expression

Semantic, examples ...

coming soon ...