Operator: SQRT The IEC operator yields the square root of a number. Permitted data types for input variables: any numeric basic data type Permitted data types for output variables: REAL and LREAL Exam

Operator: LN The IEC operator yields the natural logarithm of a number. Permitted data types for input variables: any numeric basic data type Permitted data types for output variables: REAL and LREAL

Operator: EXP The IEC operator yields the exponential function. Permitted data types for input variables: any numeric basic data type Permitted data types for output variables: REAL and LREAL Example

Operator: EXPT The IEC operator raises a number to a higher power and returns the power of the base raised to the exponent: power = base exponent . The input values (parameters) are the base and the e

Operator: SIN The IEC operator yields the sine value of a number. Permitted data types for input variables that measure the angle in radians: any numeric basic data type Permitted data types for outpu

Operator: COS The IEC operator yields the cosine value of a number. Permitted data types for input variables that measure the angle in radians: any numeric basic data type Permitted data types for out

Operator: TAN The IEC operator yields the tangent value of a number. Permitted data types for input variables that measure the angle in radians: any numeric basic data type Permitted data types for ou

Operator: ASIN The IEC operator yields the arcsine value of a number. Permitted data types for input variables: any numeric basic data type Permitted data types for output variables: REAL and LREAL Ex

Operator: ACOS The IEC operator yields the arccosine value of a number. The value is computed in radians. Permitted data types for input variables that measure the angle in radians: any numeric basic

Operator: ATAN The IEC operator yields the arctangent value of a number. The value is computed in radians. Permitted data types for input variables that measure the angle in radians: any numeric basic