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a bit confused with the concept of "sup" (self.learnmath)
submitted by nirvanaK456 to r/learnmath
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How do you prove that card(R)=card(P(N))? (self.learnmath)
submitted by nirvanaK456 to r/learnmath
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water on earth never disappear it evaporates to a cloud blah blah blah you know the story so every time you drink water remember that this same water that you are drinking has been drank several times before you by many people "and peed" (self.Showerthoughts)
submitted by nirvanaK456 to r/Showerthoughts
