@SFOMuseum Twitter Posts This is SFO Museum's archive of the @SFOMuseum Twitter account.
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Creating a Klein bottle is impossible in our universe—you need four spatial dimensions! In our 3-D universe, every Klein bottle must have a self-intersection, where tubing crosses through a wall. #MathAtSFO #Mathematics #Kleinbottle . This tweet was posted on October 25, 2021.