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File:Square root of 3 in cube.svg. ... Download QR code; In other projects ... This vector image was created with a text editor.
The number zero has a unique cube root, which is zero itself. In some contexts, it is convenient to choose a particular cube root for every complex number. This cube root is called the principal cube root and is the cube root with the largest real part. In the case of negative real numbers, the two nonreal roots share the same largest real part ...
The two square roots of a negative number are both imaginary numbers, and the square root symbol refers to the principal square root, the one with a positive imaginary part. For the definition of the principal square root of other complex numbers, see Square root § Principal square root of a complex number.
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greek beta symbol u+03d1: ϑ: greek theta symbol u+03d2: ϒ: greek upsilon with hook symbol u+03d5: ϕ: greek phi symbol u+03f0: ϰ: greek kappa symbol u+03f1: ϱ: greek rho symbol u+03f4: ϴ: greek capital theta symbol u+03f5: ϵ: greek lunate epsilon symbol u+03f6 ϶ greek reversed lunate epsilon symbol