Author: nLab edit announcer Format: MarkdownItexThe are several mistakes in AB6 so I just copy the definition in Tohoku paper instead of that.
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<a href="https://ncatlab.org/nlab/revision/diff/additive+and+abelian+categories/25">diff</a>, <a href="https://ncatlab.org/nlab/revision/additive+and+abelian+categories/25">v25</a>, <a href="https://ncatlab.org/nlab/show/additive+and+abelian+categories">current</a>
The are several mistakes in AB6 so I just copy the definition in Tohoku paper instead of that.