• An imaginary number is the product of a real number and the imaginary unit i, which is defined by its property i2 = −1. The square of an imaginary number...
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  • Thumbnail for Imaginary unit
    The imaginary unit or unit imaginary number (i) is a mathematical constant that is a solution to the quadratic equation x2 + 1 = 0. Although there is...
    30 KB (4,171 words) - 14:39, 16 May 2025
  • Thumbnail for Complex number
    a complex number is an element of a number system that extends the real numbers with a specific element denoted i, called the imaginary unit and satisfying...
    90 KB (11,795 words) - 12:48, 29 April 2025
  • Imaginary Numbers is the fourth EP and seventh release by American rock band The Maine. It was released on December 10, 2013. The EP peaked at number...
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  • Imaginary (psychoanalysis), a concept by Jacques Lacan Imaginary number, a concept in mathematics Imaginary time, a concept in physics Imagination, a mental...
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  • Thumbnail for Number
    number is called an imaginary number or is referred to as purely imaginary; if the imaginary part is 0, then the number is a real number. Thus the real numbers...
    66 KB (8,359 words) - 04:26, 12 May 2025
  • Thumbnail for Complex plane
    the real numbers, and the vertical y-axis, called the imaginary axis, is formed by the imaginary numbers. The complex plane allows for a geometric interpretation...
    31 KB (4,502 words) - 23:12, 6 May 2025
  • (such as 10 in decimal, or 2 in binary) as their bases, it uses the imaginary number 2 i {\displaystyle 2i} (such that ( 2 i ) 2 = − 4 {\displaystyle (2i)^{2}=-4}...
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  • In algebraic number theory, a number field is called totally imaginary (or totally complex) if it cannot be embedded in the real numbers. Specific examples...
    761 bytes (79 words) - 17:17, 2 January 2022
  • Thumbnail for Mass
    Mass (redirect from Imaginary mass)
    e. the rest mass m must be imaginary, as a pure imaginary number divided by another pure imaginary number is a real number. Mass versus weight Effective...
    76 KB (10,547 words) - 13:43, 17 April 2025
  • Gauss class number problem (for imaginary quadratic fields), as usually understood, is to provide for each n ≥ 1 a complete list of imaginary quadratic...
    10 KB (1,235 words) - 21:37, 21 April 2025
  • A number which is a direct multiple of i {\displaystyle i} is known as an imaginary number.: Chp 4  A number that is the sum of an imaginary number and...
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  • quadratic field, and, if d < 0 {\displaystyle d<0} , it is called an imaginary quadratic field or a complex quadratic field, corresponding to whether...
    12 KB (1,306 words) - 09:53, 29 September 2024
  • Thumbnail for Winding number
    mathematics, the winding number or winding index of a closed curve in the plane around a given point is an integer representing the total number of times that the...
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  • space by means of a transformation that substitutes an imaginary-number variable for a real-number variable. Wick rotations are useful because of an analogy...
    11 KB (1,489 words) - 11:08, 5 February 2025
  • rest mass m must be imaginary, as a pure imaginary number divided by another pure imaginary number is a real number). In some modern formulations of the theory...
    30 KB (3,310 words) - 17:07, 17 May 2025
  • In number theory, the Heegner theorem[inconsistent] establishes the complete list of the quadratic imaginary number fields whose rings of integers are...
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  • the rules of the formal system in which it is used. For example, the imaginary number − 1 {\displaystyle {\sqrt {-1}}} is undefined within the set of real...
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  • In complex geometry, an imaginary line is a straight line that only contains one real point. It can be proven that this point is the intersection point...
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  • adjoining the imaginary number i to the field of rationals Q. The field of Gaussian rationals provides an example of an algebraic number field that is...
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  • Thumbnail for Relative permittivity
    Relative permittivity is a dimensionless number that is in general complex-valued; its real and imaginary parts are denoted as: ε r ( ω ) = ε r ′ ( ω...
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  • Thumbnail for Holomorphic function
    equations. Every holomorphic function can be separated into its real and imaginary parts ⁠ f ( x + i y ) = u ( x , y ) + i v ( x , y ) {\displaystyle f(x+iy)=u(x...
    24 KB (3,332 words) - 16:37, 11 May 2025
  • is 32-bit float) and complex128 (each component is 64-bit float). Imaginary number literals can be specified by appending an "i". The Perl core module...
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  • Thumbnail for Cube (algebra)
    Cube (algebra) (redirect from Cubic number)
    linear sizes. In complex numbers, the cube of a purely imaginary number is also purely imaginary. For example, i3 = −i. The derivative of x3 equals 3x2...
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  • having a value that is an imaginary number with units of length). It is customary when charge radius takes an imaginary numbered value to report the negative...
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  • Thumbnail for Totally real number field
    degree two. Any number field that is Galois over the rationals must be either totally real or totally imaginary. Totally imaginary number field CM-field...
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  • Thumbnail for Imaginary friend
    Imaginary friends (also known as pretend friends, invisible friends or made-up friends) are a psychological and a social phenomenon where a friendship...
    29 KB (3,556 words) - 07:43, 15 May 2025
  • Thumbnail for Mathematical joke
    same number ( 31 8 = 25 10 {\displaystyle 31_{8}=25_{10}} ). Some jokes are based on imaginary number i, treating it as if it is a real number. A telephone...
    24 KB (2,898 words) - 19:05, 26 January 2025
  • Thumbnail for Magnetic complex reluctance
    j\phi =j\left(\beta -\alpha \right)} Where: j {\displaystyle j} is the imaginary number β {\displaystyle \beta } is the phase of the magnetomotive force α...
    3 KB (404 words) - 22:53, 6 July 2023
  • Thumbnail for I
    I
    Roman numeral I represents the number 1. In mathematics, a lowercase "i" is used to represent the unit imaginary number, while an uppercase "I" serves...
    17 KB (1,281 words) - 09:40, 18 May 2025