Cox rings, semigroups and automorphisms of affine algebraic varieties

Coxeter elements for vanishing cycles of type $A_{1/2\infty}$ and $D_{1/2\infty}$

Cremona transformations and diffeomorphisms of surfaces

Cremona transformations, surface automorphisms and plane cubics

Crepant resolution conjecture in all genera for type A singularities

Crepant resolution of trihedral singularities

Crepant resolutions and brane tilings I: Toric realization

Crepant resolutions and brane tilings II: Tilting bundles

Crepant Resolutions of C^n/A_1(n) and Flops of n-Folds for n = 4,5

Crepant Resolutions of Gorenstein Toric Singularities and Upper Bound Theorem

Crepant resolutions of weighted projective spaces and quantum deformations

Crew's Euler characteristic formula fails for nonzero slopes

Criteria for very ampleness of rank two vector bundles over ruled surfaces

Criteria for σ-ampleness

Critical points and resonance of hyperplane arrangements

Critical Points of Functions on Singular Spaces

Cross-sections, quotients, and representation rings of semisimple algebraic groups

Crystal bases and Newton-Okounkov bodies

Crystalline cohomology and de Rham cohomology

Crystalline realizations of 1-motives