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  • Вадим Мазурalıntı yaptı2 yıl önce
    What
    is the unknown?
  • b3596575970alıntı yaptı21 gün önce
    It is often said that to teach any subject well, one has to understand it “at least as well as one’s students do.”
    It is a paradoxical truth that to teach mathematics well, one must also know how to misunderstand it at least to the extent one’s students do
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