Illusie, Luc Cotangent complex and deformations of torsors and group schemes. (English) Zbl 0238.14016 Toposes, algebraic Geometry and Logic, Dalhousie Univ. Halifax 1971, Lect. Notes Math. 274, 159-189 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 8 Documents MSC: 14L15 Group schemes 13D10 Deformations and infinitesimal methods in commutative ring theory 14F10 Differentials and other special sheaves; D-modules; Bernstein-Sato ideals and polynomials 18G10 Resolutions; derived functors (category-theoretic aspects) 55S99 Operations and obstructions in algebraic topology PDFBibTeX XML