Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...
KYIV, Ukraine (AP) — Ukrainian forces hit an oil terminal, a pipeline, two parked jet fighters and two ships in a series of strikes on Russian soil, officials said Monday. The attacks are part of an ...
In the late 1960s and early 1970s, the American cartoonist Crockett Johnson created a series of paintings on mathematical subjects. They’re based on theorems, laws, and mathematical figures, but ...
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