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comment “Parameterising” extensions $0\to E\to W\to F\to 0$ by $\mathbb P(H^1(E\otimes F^*))$?
Pgraf, many thanks! This answers my question completely.
Apr
20
comment A family of rank two bundles on $\mathbb CP^1$ parameterized by $H^1(O(-2n))$
Thanks a lot this is helpful!
Apr
19
revised “Parameterising” extensions $0\to E\to W\to F\to 0$ by $\mathbb P(H^1(E\otimes F^*))$?
edited body; edited title
Apr
19
asked “Parameterising” extensions $0\to E\to W\to F\to 0$ by $\mathbb P(H^1(E\otimes F^*))$?
Apr
19
comment A family of rank two bundles on $\mathbb CP^1$ parameterized by $H^1(O(-2n))$
Sasha, thanks! Since you make a hint, I would like to make a guess. Is the closure of the strata corresponding to $O(k)+O(-k)$ consists of all homogeneous polynomials of degree $2n-2$ with at least one root of multiplicity $k+1$?
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18
asked A family of rank two bundles on $\mathbb CP^1$ parameterized by $H^1(O(-2n))$
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