Named value of type LREAL provides constants for numerical and arithmetic functions.
| Name | Description |
|---|---|
| E | Represents the natural logarithmic base, specified by the constant e. 2.7182818284590451 |
| PI | Represents the ratio of the circumference of a circle to its diameter, specified by the constant π. 3.1415926535897931 |
| Tau | Represents the number of radians in one turn, specified by the constant τ. 6.2831853071795862 |