arXiv (Cornell University) · 2014 · 20 citations · 1 references
Natural SciencesMathematicsAlgebraAbstract AlgebraAlgebraic GeometryArithmetic GeometryCommutative AlgebraGroup TheoryHomological Algebra
This is an introduction to the theory of Witt vectors. It includes a construction of the Witt rings, the Frobenius and Verschiebung endomorphisms, the canonical map from W to W^2 (its lambda-algebra structure), the relation to strict p-rings, and an account of the Artin-Hasse exponential.
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The display of a formal p-divisible group
Thomas Zink · 2002 · 106 citations