In an extraordinary achievement that has stunned the global mathematics community, two high school students from Louisiana have developed a novel way to prove the Pythagorean theorem—and their ...

Trigonometric ratios are used to find the unknown side or angle of a right-angled triangle. There are three different trigonometric ratios, \(\sin(\theta), \cos(\theta)\), and \(\tan (\theta)\). Each ...

This diminishes the latter’s relative importance and thus also how useful a bank or banking sector’s credit-deposit ratio is. It may be time for a broader measure to track the risk of over ...