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/gist:c4c847ca058ce1595bcce349bab4a727

Created November 1, 2016 15:10
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baggy-sym-diff.p6
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gistfile1.txt
-only sub infix:<(^)>(**@p) is pure {
+multi sub infix:<(^)>($a, $b) is pure {
+ ($a (-) $b) (+) ($b (-) $a)
+}
+multi sub infix:<(^)>(**@p) is pure {
Set.new(BagHash.new(@p.map(*.Set(:view).keys.Slip)).pairs.map({.key if .value == 1}));
}
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