In Pushing the Limits: How Schools Can Prepare Our Children Today for the Challenges of Tomorrow, which she co-wrote with former public school principal Nancy Steinhauer, Gallagher-Mackay looked at ...
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Why Mathematicians Had to Invent Numbers That Don’t Exist
Imaginary numbers began as a desperate solution to equations that seemed unsolvable. In the 1500s, Italian mathematicians ...
We've been studying them for millennia, so how far have we come?
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