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Necessity of complex numbers

1,441,136 views

MIT OpenCourseWare

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

94%
  • 7:12 / 7:38

Speech Rate:

  • 122 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

equation

/əˈkwāZHən/

noun

Mathematical statement showing things to be equal.

appearing

/əˈpir/

verb

become visible or noticeable.

written

/rīt/

adjective other verb

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

complex
adjective noun verb

consisting of many different connected parts. Psychological issue regarding self-image. cause to form complex.

invented

/inˈvent/

verb

To create something useful for the first time.

somehow

/ˈsəmˌhou/

adverb

In a way that is not known or certain.

quantum

/ˈkwän(t)əm/

noun

discrete quantity of energy proportional in magnitude to frequency of radiation.

difficult

/ˈdifəkəlt/

adjective

needing much effort or skill to accomplish, deal with, or understand.

picture

/ˈpik(t)SHər/

noun verb

painting or drawing. To imagine someone or something in an image.

polynomial

/ˌpäləˈnōmēəl/

adjective noun

consisting of several terms. expression of more than two algebraic terms.

conjugate
adjective noun verb

connected or related. conjugated substance. give different forms of verb.

sometimes

/ˈsəmˌtīmz/

adverb

occasionally, rather than all of time.

imaginary

/iˈmajəˌnerē/

adjective

Not real; existing only in your imagination.

belonging

/bəˈlôNGiNG/

noun other verb

affinity for place or situation. To be in the right place or situation. To be a welcomed as a new member of a group.

squared

/skwerd/

adjective verb

(Of number) multiplied by itself (e.g. 2 x 2). To multiply a number by itself, e.g. 2x2 or 6x6.

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