Contents Volume 82 (1992) Volume 82, No. 1, April 1992 Y. André: Mumford—Tate groups of mixed Hodge structures and the theorem of the fixed part B. KreuBler and H. Kurke: Twistor spaces over the connected sum of 3 projective planes M. Changat and A. Vijayakumar: On order and metric convexities in Z” L. Moser-Jauslin: The Chow rings of smooth complete SL(2)-embeddings T.N. Shorey and R. Tijdeman: Perfect powers in arithmetical progres- sion (II) Volume 82, No. 2, May 1992 T. N. Shorey and R. Tijdeman: Perfect powers in products of terms in an arithmetical progression (II) Klaus Langmann: Der 4-Werte-Satz in der Zahlentheorie Pierre Colmez and Leila Schneps: p-Adic interpolation of special values of Hecke L-functions Hisayosi Matumoto: C-*—Whittaker vectors corresponding to a principal nilpotent orbit of a real reductive linear Lie group, and wave front sets Volume 82, No. 3, June 1992 H.P. Schlickewei: The quantitative Subspace Theorem for number fields L. Gavrilov: Non-integrability of the equations of heavy gyrostat K. Wirthmiiller: Root systems and Jacobi forms A. Perelli and J. Pintz: On the exceptional set for the 2k- twin primes problem Author Index Volume 82 (1992) Contents Volume 82 (1992)