The ancient Greeks were incredibly talented mathematicians—but they rarely used numbers in their math. Their particular specialty, geometry, dances around actual quantities, focusing on higher ...

Both of these Greek letters are used in economics as shorthand for factors of elasticity but, in this case, the White House assigned them respective values of 0.25 and 4. Multiplying these, per ...

The White House shared a formula containing symbols like epsilon and phi—but critics pointed out they served no purpose. Trump’s tariff formula has fancy Greek symbols. No one is sure why ...