coherent sheaves

  • Problem 23: Hartshorne II.7.1

    Hartshorne Exercise II.7.1. Let $(X,\OO_X)$ be a locally ringed space, and let $f:\mathcal{L}\ra\mathcal{M}$ be a surjective…

  • Problem 4: Hartshorne II.5.8

    Hartshorne Exercise II.5.8. Again let X be a noetherian scheme, and $\mathcal{F}$ a coherent sheaf on…

  • Problem 3: Hartshorne II.5.7

    Hartshorne Problem II.5.7. Let X be a noetherian scheme, and let $\mathcal{F}$ be a coherent sheaf.…