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arxiv: 1011.5596 · v2 · pith:X6336MODnew · submitted 2010-11-25 · 🧮 math.AG

The Fundamental Group Scheme of a non Reduced Scheme

classification 🧮 math.AG
keywords schemefundamentalgroupreducedaffinecompareconnecteddedekind
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We extend the definition of fundamental group scheme to non reduced schemes over any connected Dedekind scheme. Then we compare the fundamental group scheme of an affine scheme with that of its reduced part.

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