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Apr 15, 2019 at 20:23 history edited Luc Guyot CC BY-SA 4.0
Fixes a typo
Apr 11, 2019 at 19:30 history edited Luc Guyot CC BY-SA 4.0
Adds reference to Property (A)
Apr 11, 2019 at 19:23 vote accept Jesse Elliott
Apr 11, 2019 at 18:14 history edited Luc Guyot CC BY-SA 4.0
Observe that the counter-example satisfies also the extra requirements
Apr 11, 2019 at 17:04 history edited Luc Guyot CC BY-SA 4.0
Remarks that $P$ is invertible
Apr 11, 2019 at 16:29 history edited Luc Guyot CC BY-SA 4.0
[Edit removed during grace period]
Apr 11, 2019 at 16:22 history edited Luc Guyot CC BY-SA 4.0
Fixes notation and adds a remark about minimal prime in commutative unital rings
Apr 11, 2019 at 14:09 history edited Luc Guyot CC BY-SA 4.0
Elaborates on the specific properties of $P$ and $a$
Apr 11, 2019 at 11:46 history edited Luc Guyot CC BY-SA 4.0
Fixes notation
Apr 11, 2019 at 8:50 history answered Luc Guyot CC BY-SA 4.0