A_2-singularities of hypersurfaces with non-negative sectional curvature in Euclidean space
A_2-web immanants
A_6-extensions of Q and the mod p cohomology of GL(3,Z)
A_k singularities of wave fronts
A_\infty-subalgebras and natural transformations
A_{infinity}-structures, Brill-Noether loci and the Fourier-Mukai transform
A_{n-1} singularities and nKdV hierarchies
A_{\infty}-method in Lusternik-Schnirelmann category