$ sage-8.3
┌────────────────────────────────────────────────────────────────────┐
│ SageMath version 8.3, Release Date: 2018-08-03 │
│ Create a "Sage Worksheet" file for the notebook interface. │
│ Enhanced for CoCalc. │
│ Type "help()" for help. │
└────────────────────────────────────────────────────────────────────┘
sage: p = 3
sage: q = 9
sage: Fq.<alpha> = FiniteField(q)
sage: Pol.<x> = PolynomialRing(Fq)
sage: Pol
Univariate Polynomial Ring in x over Finite Field in alpha of size 3^2
无法重现此问题。在CoCalc上运行Sage 8.3:
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