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ord_symdiff(+Set1, +Set2, -Difference)
Computes the symmetric difference of Set1 and Set2
- Set1
- A set
- Set2
- A set
- Difference
- A set or variable
Description
Succeeds when Difference is the symmetric difference of Set1 and Set2.
These are the elements that occur either only in Set1 or only in Set2,
but not both.
Modes and Determinism
- ord_symdiff(+, +, -) is det
See Also
ord_subtract / 3