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