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Directional derivative, formal definition

188,790 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

96%
  • 6:24 / 6:38

Speech Rate:

  • 195 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

through

/THro͞o/

adjective adverb preposition

From one end or side of something to the other. expressing movement into one side and out of other side of opening etc.. Over, in, across an entire thing or place.

written

/rīt/

adjective other verb

Expressed using writing. To invent or create a computer program. To create a song or piece of music.

negative

/ˈneɡədiv/

adjective exclamation noun verb

In mathematics, being less than zero. no. Reply to a question or statement that means 'no'. refuse to accept.

slightly

/ˈslītlē/

adverb

to small degree.

diagram

/ˈdīəˌɡram/

noun verb

A drawing intended to explain how something works. To show or explain something by drawing a picture.

quickly

/ˈkwiklē/

adverb

Without taking a lot of time; fast.

another

/əˈnəT͟Hər/

adjective determiner pronoun

One more, but not this. One more added. additional person or thing of same type.

derivative

/dəˈrivədiv/

adjective noun

Not from original ideas; from somewhere else. thing derived from another source.

imagine

/iˈmajən/

verb

To think creatively about; form mental picture of.

partial

/ˈpärSHəl/

adjective noun

Giving better treatment to one person than another. overtone or harmonic.

influence

/ˈinflo͝oəns/

noun verb

capacity to have effect on someone or something. To affect or change something indirectly.

function

/ˈfəNG(k)SH(ə)n/

noun verb

What something is intended to be used for; purpose. operate in particular way.

nudging

/nəj/

verb

To touch or push something gently.

drawing

/ˈdroiNG/

noun other verb

picture or diagram made with pencil, pen. To get closer to or approach something or someone. To attract attention to someone or something.

mapping

/ˈmapiNG/

noun verb

operation that associates each element of given set domain with one. To find points of similarity between things.

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