reduction formula

noun

1. maths a formula, such as sin (90° ± A ) = cos A , expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle

Example Sentences

At last, China and the U.S., the world's two biggest carbon polluters, are working together on an emissions reduction formula that could work, while safeguarding the interests of the world's poorest countries who are desperate for economic expansion.

From Newsweek

Even if the excess spousal benefit is positive, it will be reduced based on the early spousal benefit reduction formula.

From Forbes