An Abridged Exposition of Mori’s Bend and Break Argument


Mori’s “bend and break” argument was originally introduced in 1979 in order to prove Hartshorne’s conjecture, showing that (at least in characteristic 0) one can recognize projective spaces as precisely the smooth projective varieties with ample tangent bundles (here for a vector bundle E to be ample means that if P(E) is the associated projective bundle… (More)


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