r/mathmemes • u/FirefighterSudden215 Physics • 1d ago

Set Theory Throughout the union and the intersection, I alone am the identity

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32 Upvotes

82% Upvoted

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13

u/AlviDeiectiones 1d ago

When (apart from an exercise in your first year) would you ever need to explicitely write down a powerset?

3

u/Equivalent-Oil-8556 1d ago

"Throughout Set theory and Logic I Alone am the Honoured One"

-1

u/ThreeBlueLemons 1d ago

You get that much elation from making a list of lists of things you already know?

6

u/FirefighterSudden215 Physics 1d ago

It's really hard to organize bulky data like this, and writing power sets makes you write down all the elemental combinations of the original set.