<span class="Apple-style-span" style="font-family: arial, sans-serif; font-size: 12.5px; border-collapse: collapse; ">Dear Prof. Eyvaz Isaev,</span><div><span class="Apple-style-span" style="font-family: arial, sans-serif; font-size: 12.5px; border-collapse: collapse; "><br>

</span></div><div><span class="Apple-style-span" style="font-family: arial, sans-serif; font-size: 12.5px; border-collapse: collapse; ">Thank you very much for clearing my doubt.</span></div><div> <br>With Kind Regards,</div>

<div>Sonu Kumar</div><div>Phd Student<br>Physics Department<br>Indian Institute of Technology <br>Delhi-110016, India<br>web:-<a href="http://www.iitd.ac.in/">http://www.iitd.ac.in/</a><br>
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