How to show $\langle x,y \mid x^3=y^3=(xy)^3=1 \rangle$ is presentation of an infinite group?
This is a result in textbook, but I do not understand the rationale.
2026-03-26 06:34:53.1774506893
How to show $\langle x,y \mid x^3=y^3=(xy)^3=1\rangle$ is presentation of an infinite group?
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