EntityQ942423· pop 12· linked from 143 articlesprojective moduleSign in to savein algebra, a module that is the direct summand of a free moduleConnectionsidealEntityfinitely generated moduleEntitymoduleEntitydivision ringEntityexact sequenceEntityvector bundleEntityDedekind domainEntityspectrum of a ringEntitylocalization of a ringEntityexact functorEntityresolutionEntitycategory of modulesEntitymathematicsEntityalgebraEntityInternational Standard Book NumberEntityintegerEntityreal numberEntitymathematical proofEntitydigital object identifierEntitygroupEntityCategoriesHarv and Sfn no-target errorsHomological algebraModule theory