Results of CohenLenstra type for quadratic function fields ; The hardness of computing an eigenform ; Constructing elliptic curves of prime order ; Spacetime codes and nonassociative division algebras arising from elliptic curves ; Points of low height on Bbb P^1 over number fields and bounds for torsion in class groups ; Supersingular genus2 curves over fields of characteristic 3 ; Search techniques for rootunitary polynomials ; Yet more elements in the ShafarevichTate group of the Jacobian of a Fermat curve ; Stable reduction of _0(81) ; Isomorphism types of commutative algebras of finite rank over an algebraically closed field ; A short guide to orsion of abelian varieties in characteristic Jeffrey D Achter ; Eric Bach and Denis Charles ; Reinier Broker and Peter Stevenhagen ; Abdulaziz Deajim and David Grant ; Jordan S Ellenberg ; Everett W Howe ; Kiran S Kedlaya ; Benjamin Levitt and William McCallum ; Ken McMurdy ; Bjorn Poonen ; Rachel Pries