On global PP-forms

Let FqFq be a finite field with charFq=p and n>0n>0 an integer with gcd(n,logp⁡q)=1gcd(n,logp⁡q)=1. Let ()⁎:Fq(x0,…,xn−1)→Fq(x0,…,xn−1) be the FqFq-monomorphism defined by xi⁎=xi+1 for 0≤i