<div></div> <div>Prof. Siamak Yassemi, from the University of Tehran and member of the Division of Mathematics of the Academy of Sciences of IR Iran, has been elected as a fellow of the World Academy of Sciences (TWAS).</div> <div></div> <div>Fifty-five new TWAS fellows were elected into the membership on 26 January 2018, bringing total TWAS membership to 1228 among whom, 14 members are Iranians: 4 members in Physics, 4 members in Chemistry, 4 members in Medicine, 1 member in Engineering and 1 member in Agriculture. Prof. Yassemi is the first Iranian member in Mathematics.</div> <div></div> <div> </div> <div></div> <div>The Academy offers its congratulation to Prof. Yassemi and the Iranian academia for this success.</div> <div></div> <div>Avicenna</div> <div>Muhammad ibn Zakariyya Razi</div> <div></div>