(module,CoherentSheaf)

module F -- produce the module from which the coherent sheaf F was defined.

i1 : X = Proj(QQ[x,y,z])

o1 = Proj(QQ[x,y,z])

o1 : ProjectiveVariety
i2 : F = OO_X(3)

                      1
o2 = sheaf((QQ[x,y,z]) )

o2 : CoherentSheaf
i3 : module F

                1
o3 = (QQ[x,y,z])

o3 : QQ[x,y,z] - module, free
i4 : degrees oo

o4 = {{-3}}

o4 : List

See also CoherentSheaf.


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