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Is this true?

Every group of order is cyclic

No — it is false.

The counterexample

This one comes with the Notes pack.

See pricing

85 counterexamples are free — including most of the ones Part C leans on hardest.

The kind of mistake this is

Execution slip

The idea was right. The computation was not.

Drill statements like this
groupsp-groups

Others that fail the same way

From Groups › Group actions, class equation, p-groups

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