TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY CONTENTS
Vol. 358, No. 11 Whole No. 858 November 2006 Mara D. Neusel, Inseparable extensions of algebras over the Steenrod
algebra with applications to modular invariant theory of finite groups 4689 Jean-Louis Tu, Groupoid cohomology and extensions 4721 G. C. Bell and A. N. Dranishnikov, A Hurewicz-type theorem for
asymptotic dimension and applications to geometric group theory . . . . 4749 Ruben Hidalgo and Bernard Maskit, On neoclassical Schottky groups 4765 Eduardo Chappa, On the characterization of the kernel of the geodesic
X-ray transform 4793 A. Alexandrou Himonas and Gerson Petronilho, On and Gevrey
regularity of sublaplacians 4809 R. Magnanini, J. Prajapat, and S. Sakaguchi, Stationary isothermic
surfaces and uniformly dense domains 4821 Cristian E. Gutierrez and Federico Tournier, Ty2,p-estimates for the
linearized Monge-Ampere equation 4843 Andrea Pascucci and Sergio Polidoro, Harnack inequalities and Gaussian
estimates for a class of hypoelliptic operators 4873 Ron Aharoni and Eli Berger, The intersection of a matroid and a
simplicial complex 4895 L. Godinho, Semifree symplectic circle actions on 4-orbifolds 4919 David B. Chandler, Peter Sin, and Qing Xiang, The invariant factors of
the incidence matrices of points and subspaces in PG(n, q) and AG(n, q) 4935 Christel Rotthaus and Liana M. Sega, Open loci of graded modules .. 4959 Teresa Bigorajska and Henryk Kotlarski, Partitioning large sets:
Some lower bounds 4981 Alexander Blokh, Lex Oversteegen, and E. D. Tymchatyn, On almost
one-to-one maps 5003 Mircea Mustafa, Multiplier ideals of hyperplane arrangements 5015 Tadeusz Kulczycki and Bartlomiej Siudeja, Intrinsic ultracontractivity
of the Feynman-Kac semigroup for relativistic stable processes 5025 Pierre Collet, Servet Martinez, and Jaime San Martin, Ratio limit
theorem for parabolic horn-shaped domains 5059 Frederic Bayart and Sophie Grivaux, Frequently hypercyclic operators 5083 Radu Saghin and Zhihong Xia, Partial hyperbolicity or dense elliptic
periodic points for C1-generic symplectic diffeomorphisms 5119 Raul E. Curto and Jasang Yoon, Jointly hyponormal pairs of commuting
subnormal operators need not be jointly subnormal 5139 Miklos Horvath, Inverse scattering with fixed energy and an inverse
eigenvalue problem on the half-line 5161
