On a certain generalization of spherical twists
Yukinobu Toda (2007)
Bulletin de la Société Mathématique de France
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This note gives a generalization of spherical twists, and describe the autoequivalences associated to certain non-spherical objects. Typically these are obtained by deforming the structure sheaves of -curves on threefolds, or deforming -objects introduced by D.Huybrechts and R.Thomas.