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>> No.8837253 [View]
File: 23 KB, 303x342, vendiagram.png [View same] [iqdb] [saucenao] [google]
8837253

>>8837108
>>8837124
I don't get how pic related works though.
So ~A is the set of elements that isn't in A but is in U. So why are there parts of A that are shaded? Those elements are still part of A aren't they?

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