%0 Journal Article %A Maciej Karpicz %A Marju Purin %T The vanishing of self-extensions over $n$-symmetric algebras of quasitilted type %J Colloquium Mathematicum %D 2014 %P 99-108 %V 136 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm136-1-9/ %R 10.4064/cm136-1-9 %G en %F 10_4064_cm136_1_9