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单词 imaginary number
释义

imaginary number

noun Mathematics
A number that is expressed in terms of the square root of a negative number (usually the square root of −1, represented by i or j): when imaginary numbers are squared, they yield a negative result...
  • Another very significant application of the imaginary number to the physical world comes from quantum theory.
  • Using a combination of real and imaginary numbers, known as complex numbers, turns out to be sufficient to solve virtually all mathematical problems!
  • Historically, imaginary numbers first came to light when trying to solve cubic equations, rather than quadratics.
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更新时间:2025/3/23 1:17:40