Unary operations

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A unary operator is an operator which takes 1 argument, as opposed to a binary operations, which take 2 arguments. All of the unary operators must have numeric variables as their operand.

Below is the list of unary operators:

Operator Effect
~ negation operator, returns true if its operand is false, returns false if its operand is true
not same as ~ operator above
+ unary plus, returns its operand
- unary minus, returns the opposite of its operand