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7 papers
Free and nonfree subgroups of $PSL_2(\mathbf C)$ generated by two parabolic elements
Yu. A. Ignatov
Abstract:
Free and nonfree subgroups of
$PSL_2(\mathbf C)$ generated by two parabolic elements are studied.
Bibliography: 10 titles.
UDC:
512.864
MSC: 20G20,
20E05 Received: 02.11.1977
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