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  • Seminars and Colloquia

10/1(Wed) 14:00
Meng Chen(Fudan University)
KAIST CMC

10/1(Wed) 16:00
Meng Chen(Fudan University)
KAIST CMC

10/2(Thu) 16:30
Ja kyung Koo(KAIST)
Colloquium

10/3(Fri) 16:00
윤동성(NIMS)
Etc.

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  • Conferences and Workshops

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  • 2014-17 Zeros of a polynomial
    Let \[p(x)=x^n+x^{n-1}+a_{n-2}x^{n-2}+\cdots+a_1 x_1 + a_0\] be a polynomial. Prove that if \(p(z)=0\) for a complex number \(z\), then \[ |z| \le 1+ \sqrt{\max (|a_0|,|a_1|,|a_2|,\ldots,|a_{n-2}|)}.\]

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