torsion group


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torsion group

[′tȯr·shən ‚grüp]
(mathematics)
A group whose elements all have finite period.
For a topological space X, one of a sequence of finite groups Gn (X) such that the homology group Hn (X) is the direct sum of Gn (X) and a number of infinite cyclic groups.
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Group 2: In this torsion group, we performed detorsion of the twisted testis after 6 hours of unilateral testicular torsion.
After a brief sojourn into groups generated by reflections, he works through groups acting on trees, including free products of groups, Baumslag-Solitar groups, words and Dehn's word problems, a finitely generated infinite torsion group, ray kidder languages and normal forms, the "Lamplighter" group, the geometry of infinite groups, Thompson's group, and the large scale geometry of groups.
Histopathological evaluation revealed hemorrhage under the tunica albuginea, peritesticular soft tissue and between the seminiferous tubules in the torsion group.