01210nam a2200337 i 450099100106943970753620020507182637.0960909s1995 sz ||| | eng 3764352426b10796654-39ule_instLE01306557ExLDip.to Matematicaeng516.37AMS 51KAMS 58CBallmann, Werner471658Lectures on spaces of nonpositive curvature /Werner Ballmann ; with an appendix by Misha Brin, Ergodicity of geodesic flowsBasel :Birkhauser,c1995v, 112 p. :ill. ;24 cm.DMV Seminar ;25Includes bibliographical references (p. [97]-109) and indexCalculus of manifoldsDistance geometryFlowsMetric spaces.b1079665423-02-1728-06-02991001069439707536LE013 51K BAL11 (1995)12013000059150le013-E0.00-l- 0100100.i1089816528-06-02Lectures on spaces of nonpositive curvature921616UNISALENTOle01301-01-96ma -engsz 01