find a root
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Root-finding algorithm — A root finding algorithm is a numerical method, or algorithm, for finding a value x such that f(x) = 0, for a given function f. Such an x is called a root of the function f. This article is concerned with finding scalar, real or complex roots,… … Wikipedia
Root cause — A root cause is an initiating cause of a causal chain which leads to an outcome or effect of interest. Commonly, root cause is used to describe the depth in the causal chain where an intervention could reasonably be implemented to change… … Wikipedia
Root-knot nematode — Larva of root knot nematode, Meloidogyne incognita, magnified 500×, shown here penetrating a tomato root Scientific classification Kingdom … Wikipedia
root — Ⅰ. root [1] ► NOUN 1) a part of a plant normally below ground, which acts as a support and collects water and nourishment. 2) the embedded part of a bodily organ or structure such as a hair. 3) (also root vegetable) a turnip, carrot, or other… … English terms dictionary
root out something — root out (something) to find and remove a problem. She promises to root out corruption in state government. Retreating forces can blend into the landscape, making it more difficult to root them out … New idioms dictionary
root out — (something) to find and remove a problem. She promises to root out corruption in state government. Retreating forces can blend into the landscape, making it more difficult to root them out … New idioms dictionary
root someone/thing out/up — find and get rid of someone or something. → root … English new terms dictionary
root — root1 W2S3 [ru:t] n ▬▬▬▬▬▬▬ 1¦(plant)¦ 2¦(cause of a problem)¦ 3¦(origin/main part)¦ 4¦(family connection)¦ 5 put down roots 6¦(tooth/hair etc)¦ 7 take root 8 have a (good) root round 9¦(language)¦ … Dictionary of contemporary English
root — 1 /ru:t/ noun (C) 1 PLANT the part of a plant or tree that grows under the ground and gets water from the soil: Be careful not to damage the roots when repotting. | tree roots 2 CAUSE OF A PROBLEM the main cause of a problem: Money is the root of … Longman dictionary of contemporary English
Root locus — In control theory, the root locus is the locus of the poles and zeros of a transfer function as the system gain K is varied on some interval. The root locus is a useful tool for analyzing single input single output (SISO) linear dynamic systems.… … Wikipedia
root out — verb 1. pull up by or as if by the roots (Freq. 1) uproot the vine that has spread all over the garden • Syn: ↑uproot, ↑extirpate, ↑deracinate • Derivationally related forms: ↑deracination ( … Useful english dictionary
