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May 27, 2020 at 1:47 comment added N. S. @Group23 Each ideal is always principal BUT the D in PID stands for Domain. So the answer is no.
May 27, 2020 at 0:00 comment added Partey5 Is $\mathbb{Z}_m$ definitely always a PID?
May 26, 2020 at 23:00 history answered N. S. CC BY-SA 4.0