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单词 imaginary number
释义

imaginary number


imaginary number

n. A complex number in which the imaginary part is not zero.

imaginary number

n (Mathematics) any complex number of the form ib, where i = √–1

imag′inary num′ber


n. a complex number having its real part equal to zero. [1905–10]

i·mag·i·nar·y number

(ĭ-măj′ə-nĕr′ē) A type of complex number in which the multiple of i (the square root of -1) is not equal to zero. Examples of imaginary numbers include 4i and 2 - 3i, but not 3 + 0i (which is just 3). See more at complex number.
Thesaurus
Noun1.imaginary number - (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1complex number, complex quantity, imaginarymath, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangementnumber - a concept of quantity involving zero and units; "every number has a unique position in the sequence"complex conjugate - either of two complex numbers whose real parts are identical and whose imaginary parts differ only in signreal, real number - any rational or irrational numberpure imaginary number - an imaginary number of the form a+bi where a is 0imaginary part, imaginary part of a complex number - the part of a complex number that has the square root of -1 as a factor
Translations
мнимое число

imaginary number


imaginary number:

see numbernumber,
entity describing the magnitude or position of a mathematical object or extensions of these concepts. The Natural Numbers

Cardinal numbers describe the size of a collection of objects; two such collections have the same (cardinal) number of objects if their
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.

Imaginary Number

 

a number of the form x + iy, where i = Imaginary Numberx and y are real numbers and y ≠ 0; that is, a complex number that is not real. Imaginary numbers of the form iy are called pure imaginary; sometimes only the latter are referred to as imaginary numbers. The term “imaginary number” appeared after such numbers had already entered general use although their real meaning had not been ascertained.

imaginary number

[ə′maj·ə‚ner·ē ′nəm·bər] (mathematics) A complex number of the form a + bi, with b not equal to zero, where a and b are real numbers, and i = √(-1); some mathematicians require also that a = 0. Also known as imaginary quantity.
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imaginary number


Related to imaginary number: pure imaginary number, complex number
  • noun

Synonyms for imaginary number

noun (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1

Synonyms

  • complex number
  • complex quantity
  • imaginary

Related Words

  • math
  • mathematics
  • maths
  • number
  • complex conjugate
  • real
  • real number
  • pure imaginary number
  • imaginary part
  • imaginary part of a complex number
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更新时间:2025/3/16 17:45:45