I have read that for a locally free sheaf $F$ on a scheme $X$ one has a canonical trace map
$\underline{Hom}_{O_X}(F,F)\rightarrow O_X$
where on the left side I mean the inner hom.
Can someone explain how I get this map?
Thanks a lot!
I have read that for a locally free sheaf $F$ on a scheme $X$ one has a canonical trace map
$\underline{Hom}_{O_X}(F,F)\rightarrow O_X$
where on the left side I mean the inner hom.
Can someone explain how I get this map?
Thanks a lot!