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math.AC2015
Relative Cartier Divisors and Laurent Polynomial Extensions
Vivek Sadhu, Charles Weibel
If is a commutative ring extension, we show that the group of invertible -submodules of is contracted in the sense of Bass, with $L\mathcal…
math.AC1995
The Artinian Berger Conjecture
Guillermo Cortiñas, Susan C. Geller, Charles A. Weibel
We propose an Artinian version of Berger's Conjecture for curves, concerning the module of Kähler differentials of an algebra. Our version implies Berger's Conjecture in characteri…