%0 Journal Article %A Qiu Dun %A Jeffrey B. Remmel %A Emily Sergel %A Guoce Xin %T On the Schur positivity of \(\Delta_{e_{2}} e_n[X]\) %J The electronic journal of combinatorics %D 2018 %V 25 %N 4 %U http://geodesic.mathdoc.fr/articles/10.37236/7494/ %R 10.37236/7494 %F 10_37236_7494