#mathpuzzle

Twitter's blue bird is gone, but the new logo is very similar to the double struck 𝕏 used in mathematics papers. Why do mathematicians use this kind of symbol anyway? The Register https://www.theregister.com/2023/07/26/twitters_new_logo_meaning/ Old logo h

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If you ever need to practically convert temperature from weather reports, this is a neat little trick. Just memorize a few values and you can easily convert. I saw this trick in a Lifehacker article. #shorts References https://lifehacker.com/how-to-conver