| Equality(Expr, Expr) | Implements a value-based equality comparison that is similar to the Wolfram Language SameQ function. |
| (Expr to Double) | Converts the Expr to a double value. This is the same operation as calling the AsDouble method. |
| (Expr to Int64) | Converts the Expr to a long integer value. This is the same operation as calling the AsInt64 method. |
| (Expr to String) | Converts the Expr to a string representation. This is the same operation as calling the ToString method. |
| Inequality(Expr, Expr) | Implements a value-based inequality comparison. |