datatype TECH.Enumeration ,Add,Subtract,Multiply,Divide,Exponentiation,IntegerDivide,Modulo ,+,-,*,/,**,\,# 1 TECH.enu.ArithmeticOperator 1 TECH.enu.ArithmeticOperator 1 TECH.enu.ArithmeticOperator 1 TECH.enu.ArithmeticOperator 1 TECH.enu.ArithmeticOperator 1 TECH.enu.ArithmeticOperator 1 TECH.enu.ArithmeticOperator