This node evaluates an expression and outputs its value. The node can have up to four input values.

Available operators

Symbol Description
+ Add
* Multiply
/ Divide
^ Power
() Bracket

Available functions

Symbol Description
Sin Sine (in radians)
Cos Cosine (in radians)
Tan Tangent (in radians)
ASin Inverse Sine (in radians)
ACos Inverse Cosine (in radians)
ATan Inverse Tangent (in radians)
Sqrt Square Root
Log Logarithm
Log10 Logarithm Base 10
Exp Exponential
Abs Absolute
Factorial Factorial

Example expressions

Value0 * Value1
(Value0 + Value1) / Value2
(Value0 / Value1) ^ 2
Value0 * Sin(Value1) + Exp(Value2)
Value0 * (3.14159265 / 180) : Converts radians to degrees


Name Description
Current Value Shows the resulting value of the expression. Cannot be directly changed.
Expression The text expression (see Example expressions above)
Value0-3 Values to be used in expression
Modifier Operation The operation to be performed on the targeted parameter.
  • Add, adds to the parameter value.
  • Subtract, subtracts from the parameter value.
  • Multiply, multiplies the parameter value.
  • Replace, replaces the parameter value.


The output is a numeric value that acts upon a connected parameter input of another node, using the operation method selected.