On Numerical Radius of a Matrix and Estimation of Bounds for Zeros of a Polynomial

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Carmichael and Mason</td><td align="center"><span style="width: 85.599998px;"><svg height="11.225" id="M165" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 85.599998 11.225" width="85.599998" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td></tr><tr><td align="left">Montel</td><td align="center">7</td></tr><tr><td align="left">Cauchy</td><td align="center">4</td></tr><tr><td align="left">Fujii  and  Kubo</td><td align="center"><span style="width: 69.275002px;"><svg height="11.175" id="M166" style="vertical-align:-0.20474pt" version="1.1" viewbox="0 0 69.275002 11.175" width="69.275002" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td></tr><tr><td align="left">Yuri, Chien and Yeh</td><td align="center"><span style="width: 85.599998px;"><svg height="11.225" id="M167" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 85.599998 11.225" width="85.599998" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td></tr><tr><td align="left">Kittaneh</td><td align="center"><span style="width: 77.4375px;"><svg height="11.175" id="M168" style="vertical-align:-0.20474pt" version="1.1" viewbox="0 0 77.4375 11.175" width="77.4375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

International Journal of Mathematics and Mathematical Sciences

tab1

Table 1

Table 1: On Numerical Radius of a Matrix and Estimation of Bounds for Zeros of a Polynomial 