Errata
Errata
This is to correct [2].As declared at the start of Section 5 in [2], Lemma 5.8 there was taken from Kempf 's article [3, Prop.6].However, the way of citing was erroneous.In Kempf 's original paper, the intersection of two quasi-compact open subsets is assumed to be again quasi-compact.But in our …