Description: Let $D=F[[x]]$ and let $Q$ be the field of fractions of $D$. Set $V=Q/D$. The ring is the trivial extension $(D, V)$

Notes: Krull dimension 2

Keywords trivial extension power series ring

Reference(s):

- Nicholson, W. Keith; Mohamed F. Yousif., Quasi-Frobenius Rings., Vol. 158. Cambridge University Press, (2003). P 133-134 Ex 6.6

This ring has the following properties:

The ring lacks the following properties:

ACC principal
algebraically closed field
Artinian
atomic domain
Bezout domain
characteristic 0 field
Dedekind domain
domain
Euclidean domain
Euclidean field
field
finite
Frobenius
GCD domain
Krull domain
Mori domain
Noetherian
normal
normal domain
ordered field
perfect
perfect field
principal ideal domain
principal ideal ring
Prufer domain
pseudo Frobenius
Pythagorean field
quadratically closed field
reduced
regular local
Schreier domain
self-injective
semiprimary
semiprimitive
semisimple
unique factorization domain
von Neumann regular

We don't know if the ring has or lacks the following properties: