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A
separably closed ring with nonzero torsion pic
Andy R. Magid |
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Vol. 42 (1972), No. 3, 711–714
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Abstract |
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We give an example of a ring and a rank one projective module over that ring such that the square of the module is free but the module does not become free over any separable extension of the ring. |
Mathematical Subject Classification 2000
Primary: 13B05
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Milestones
Received: 11 June 1971
Revised: 9 December 1971
Published: 1 September 1972
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Authors |
| Andy R. Magid | |
| Department of Mathematics University of Oklahoma 601 Elm Avenue PHSC 423 Norman OK 73019-0315 United States |
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| http://www.math.ou.edu/~amagid/ | |
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