Weights on cohomology, invariants of singularities, and dual complexes

Weil classes on abelian varieties

Weil divisors on rational normal scrolls

Weil Restriction and the Quot scheme

Weil-Petersson volumes and cone surfaces

Weil-Petersson volumes of moduli spaces of curves and the genus expansion in two dimensional gravity

Welschinger invariant and enumeration of real plane rational curves

Welschinger invariants of real Del Pezzo surfaces of degree $\ge 3$

Welschinger invariants of small non-toric Del Pezzo surfaces

Welschinger invariants of toric Del Pezzo surfaces with non-standard real structures

Weyl and Zariski chambers on K3 surfaces

Weyl closure of hypergeometric systems

Weyl Groups and Abelian Varieties

What can be computed in algebraic geometry?

What is a perverse sheaf?

What is missing in canonical models for proper normal algebraic surfaces?

What is Motivic Measure?

What is the Jacobian of a Riemann surface with boundary?

What is the total Betti number of a random real hypersurface?

Wheeled PROPs, graph complexes and the master equation