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Results tagged with crystalline-cohomology
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user 152554
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$F$-isocrystals defined via a lift of a scheme
Let $X$ be a smooth affine scheme over a finite field $k$. Then there exists a smooth affine formal scheme $\mathfrak{X}$ over $W(k)$ with a lift $\sigma$ of the Frobenius. A convergent $F$-isocrystal …
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