Isometries of systolic spaces
Isometries of systolic spaces
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DOI:
10.4064/fm204-1-3
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发表时间:
2009
影响因子:
0.6
通讯作者:
Tomasz Elsner
中科院分区:
文献类型:
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作者:
Tomasz Elsner
We prove that any isometry of a systolic complex either fixes a simplex (elliptic case) or has an invariant thick geodesic (hyperbolic case). This provides an alternative proof that finitely generated abelian subgroups of systolic groups are undistorted.