Semistability of Frobenius Direct Image of Representations of Cotangent Bundles
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DOI: 10.1007/s10114-018-8078-6
Abstract: Let k be an algebraically closed field of characteristic p > 0, X a smooth projective variety over k with a fixed ample divisor H, FX : X → X the absolute Frobenius morphism on… read more here.
Keywords: semistability frobenius; direct image; frobenius direct; glm ... See more keywords
On the Frobenius direct image of the structure sheaf of a homogeneous projective variety
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Algebra"
DOI: 10.1016/j.jalgebra.2018.07.003
Abstract: Abstract We present an example of a homogeneous projective variety the Frobenius direct image of the structure sheaf of which has nonvanishing self extension. read more here.
Keywords: projective variety; image structure; homogeneous projective; direct image ... See more keywords