We show that the metric of non-positively curved graph manifolds is determined by its geodesic flow. More precisely, we show that if the geodesic flows of two non-positively curved graph manifolds are C-0 conjugate, then the spaces are isometric.
机构:
Hiroshima Univ, Grad Sch Sci, Dept Math, Higashihiroshima 7298526, JapanHiroshima Univ, Grad Sch Sci, Dept Math, Higashihiroshima 7298526, Japan
Sakuma, Makoto
Yokota, Yoshiyuki
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机构:
Tokyo Metropolitan Univ, Dept Math & Informat Sci, Hachioji, Tokyo 1920397, JapanHiroshima Univ, Grad Sch Sci, Dept Math, Higashihiroshima 7298526, Japan