2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/110110We give a proof of Yekutieli's global algebraic deformation quantization result which does not rely on the choice of local sections of the bundle of affine coordinate systems. Instead we use an argument inspired by algebraic De Rham cohomology.60 pages; references added; relation to Hinich's work explainedAlgebraic GeometryQuantum AlgebraRings and Algebras14F99; 18E99text