16 lines
286 B
Text
16 lines
286 B
Text
(SymmetricDifference=
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A B x symdiff
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. !arg:(?A.?B)
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& :?symdiff
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& ( !A !B
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: ?
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( %@?x
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& ( !A:? !x ?&!B:? !x ?
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| !symdiff:? !x ?
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| !symdiff !x:?symdiff
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)
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& ~
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)
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?
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| !symdiff
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));
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