2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/78061We give examples of nonsingular curves in projective 3 space such that the regularity of powers of their ideal sheaves are highly nonlinear. This is in constrast to the case of an ideal I in a polynomial ring, where the regularity of I^n is a linear polynomial in n for large n.10 pagesAlgebraic GeometryCommutative Algebra14B15; 14C40; 13D45text