Directional derivative

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

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Notion

Domain

Science and technology

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What Wikipedia says

In multivariable calculus, the directional derivative measures the instantaneous rate at which a function changes along a specified vector through a given point. If the vector is multiplied by a scalar, the corresponding directional derivative is multiplied by the same scalar.

Excerpt from the Wikipedia article “Directional derivative”, under the CC BY-SA 4.0 license. Read the article on Wikipedia