We.Love.Privacy.Club xkcd-com@feeds.twtxt.net "Greek Letters If you ever see someone using a capital xi in an equation, just observe them quietly to learn as much as you can before they retur ..."

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Fri, Feb 25 11:00AM 2022 (4y ago)

Greek Letters
If you ever see someone using a capital xi in an equation, just observe them quietly to learn as much as you can before they return to their home planet. ⌘ Read more

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