Make equals
work when comparing a cartesianProduct
against another Set
.
#6789
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Make
equals
work when comparing acartesianProduct
against anotherSet
.In 2012 the parent type of
CartesianSet
was changed fromAbstractSet
toForwardingCollection
, with the inadvertent effect that aCartesianSet
can never compare equal to anotherSet
unless that is also aCartesianSet
.Fixes #6780.
RELNOTES=n/a