Engineering↗
Free and Projective Modules
Free modules and bases, projective modules and the lifting property, the equivalence with direct summands of free modules, and projective resolutions.
Every page in the KEVOS library tagged Projective Module. 2 pages.
Free modules and bases, projective modules and the lifting property, the equivalence with direct summands of free modules, and projective resolutions.
Structure of projective and finitely generated modules over a PID, the structure theorem, torsion and free parts, and the resulting short projective resolutions.