                      
                      <p></p><p class="MsoNormal" style="text-align:justify;line-height:150%"><span style="font-family:&quot;Times New Roman&quot;,serif">I am Tilahun Deneke Weldegiorgis
(PhD), a full-time &nbsp;assistant professor
at the school of Applied Natural Science, Department of applied &nbsp;Mathematics</span><o:p></o:p></p>                      
                    <p></p>
                      
                     
                    