principal root

名词 n.
中文释义

英文释义

名词 n.
  1. A complex number which, when raised to the power of n, yields the radicand of its nth degree radical, and which has the greatest real part among all such numbers, and positive imaginary part in case of equality of the real parts.
    — The square roots of 4 are 2 and −2; the principal square root of 4 is 2.

词形变化

principal roots plural
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