Projective modules with free multiples and powers
Authors: Hyman Bass and Robert Guralnick
Journal: Proc. Amer. Math. Soc. 96 (1986), 207-208
MSC: Primary 13C10; Secondary 13D15, 18F25, 19A15
MathSciNet review: 818444
Abstract: Let be a finitely generated projective module over a commutative ring. Some tensor power of is free iff some sum of copies of is free.