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With the help of the ping-pong lemma it is proved that some 2-generated subgroups of the group of infinite unitriangular integer matrices are free. Some of these examples are similar… Click to show full abstract
With the help of the ping-pong lemma it is proved that some 2-generated subgroups of the group of infinite unitriangular integer matrices are free. Some of these examples are similar to the celebrated examples by W. Holubowski (2003).
Keywords:
group infinite;
group group;
free group;
infinite unitriangular;
group;
embeddings free
Journal Title: Journal of Mathematical Sciences
Year Published: 2021
Link to full text (if available)
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Journal Title: Journal of Mathematical Sciences
Year Published: 2021
Link to full text (if available)
Share on Social Media: Sign Up to like & get
recommendations!