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机译:Fixed subgroups in direct products of surface groups of Euclidean type
Soochow Univ, Dept Math, Suzhou, Peoples R China;
Univ Politecn Cataluna, Dept Matemat, Manresa, Spain;
Xi An Jiao Tong Univ, Sch Math & Stat, Xian 710049, Peoples R China;
Compressed; direct products; fixed subgroups; free groups; inert; intersections; surface groups;