A new collection of research papers examines how humans conceptualize numbers and the numeral systems we’ve build around them ...
Simultaneous equations are two linear equations that can be solved using bar models. By remembering that the same letter will always have the same value we can work out the missing values. To solve ...
Mathematician Grigori Perelman solved the Poincaré conjecture, and then rejected the $1 million prize that came with it.
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