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Old 11-16-2007, 05:04 AM
mickeyg13 mickeyg13 is offline
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Default Re: The second imaginary number

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How important is the second imaginary number in mathematics? I am of course talking about h the number whose square is -2.

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Are you familiar with the field of complex numbers or the complex plane? Your number h is simply one element of the field of complex numbers, and frankly I've never heard it referred to as the "second imaginary number" (and I'm a math guy).
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