root symbol

root symbol

[′rüt ‚sim·bəl]
(computer science)
An element of a formal language, generally unique, that is not derivable from other language elements. Also known as root component.
References in periodicals archive ?
Louisiana police on Tuesday investigated a high school student and his home after he allegedly compared a square root symbol to a gun during class.
The incident reportedly occurred when one student wrote out a math problem on the chalkboard that contained a square root symbol, which led another student to liken it to a weapon.
In Sam Dawson's excellent article on performance planning in the June issue, I believe the formula for calculating V, for weights less than maximum gross depicts the inverse of what was intended under the square root symbol. The depicted formula would result in a speed of 128.8 mph rather than 104.5 mph.