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abstract algebra - Proof that $\mathbb{C}$ is a unique algebraic closure of $\mathbb{R}$ - Mathematics Stack Exchange
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SOLVED: ALGEBRAICALLY CLOSED FIELDS AND ALGEBRAIC CLOSURE Definition 4.1. Let K be field and K € F be an extension of F. A polynomial plx, M12 a,2 € KJr] splits in F
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linear algebra - Where is the hypothesis 'F is an algebraically closed field' being used in this question? - Mathematics Stack Exchange
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