(New York, 2000/Hoboken, NJ, 2001), pp. 39-93, Contemp. Math., 296, Amer. Math. Soc., Providence, RI, 2002. ^ T. R. Riley, Higher connectedness of asymptotic cones. Topology , vol. 42 (2003), no. 6, pp. 1289-1352. ^ L. Kramer, S. Shelah, K. Tent and S. Thomas. Asymptotic cones of finitely presented groups. Advances