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grammar correction
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David Handelman
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Let $C$ be a Grothendieck category and $T$ a Serre subcategory of $C$. Let $\tilde{T}$ be the full subcategory of $C$ consisting of all direct limits of objects in $T$. DoesIs $\tilde{T}$ a Serre subcategory of $C$?

Any comment is welcome.

Let $C$ be a Grothendieck category and $T$ a Serre subcategory of $C$. Let $\tilde{T}$ be the full subcategory of $C$ consisting of all direct limits of objects in $T$. Does $\tilde{T}$ a Serre subcategory of $C$?

Any comment is welcome.

Let $C$ be a Grothendieck category and $T$ a Serre subcategory of $C$. Let $\tilde{T}$ be the full subcategory of $C$ consisting of all direct limits of objects in $T$. Is $\tilde{T}$ a Serre subcategory of $C$?

Any comment is welcome.

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Zhen Lin
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G.-S. Zhou
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Direct limit closure of Serre subcategories

Let $C$ be a Grothendieck category and $T$ a Serre subcategory of $C$. Let $\tilde{T}$ be the full subcategory of $C$ consisting of all direct limits of objects in $T$. Does $\tilde{T}$ a Serre subcategory of $C$?

Any comment is welcome.