06 May, 2013 in Articles, English, Olympiad, Problems Mathletics 2013 (Category I) – Assam Academy of Mathematics
16 April, 2013 in Aptitude test, Articles, English, NET / GATE / SET, Problems The Number of Solutions of a System of Linear Equations
09 April, 2013 in Book Reviews, English How to Fold It: The Mathematics of Linkages, Origami and Polyhedra
09 April, 2013 in Book Reviews, English Seduced by Logic : Emilie du Chatelet, Mary Somerville and the Newtonian Revolution