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# print ((1j**2).real) --> - 1. 0 how does it work? Where can i find the answer?

duel related question

2 Answers

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j is, according to the definition of complex numbers in mathematics, the square root of -1, or â(-1). Now, if you square it, you are bound to get -1 as the result.

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thank you. Never knew sub zero square roots exist