BANDUNG, itb.ac.id - Many solutions promise an ideal conditions, but efficiency. With mathematical modeling, a synergy of solutions and efficiency is inevitable. This issue turned out to be realized in an exhibition titled "KALEM" (Karya Lemniscate) 2015 on Saturday (19/09/15) in ITB Tunnel. Prof. Akhmaloka as Rector of ITB 2010-2015 even took time to attend this event, of which theme is "Solutive But Fun". Prof. Dr. Edy Tri Baskoro as Dean of Faculty of Mathematics and Natural Sciences and Dr. Agus Yodi G. as Head of Undergraduate Mathematics Study Program were also seen in this event. There are exhibitions of modeling with thematic mock-ups, games, and Mathca card exhibition. The committees likewise provide space to ask for the visitors who are curious about the mathematical modeling and solutions given in this KALEM....Read more.