Abstract A new method is established to construct recollements of derived categories of rings from exact contexts and noncommutative tensor products. This method is applicable to a large variety of situations, including Milnor squares, localizations, ring extensions and ring epimorphisms.

中文翻译：

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派生类别的回忆 I：从精确上下文构建

摘要 建立了一种从精确上下文和非对易张量积中构造派生环类的回忆的新方法。该方法适用于多种情况，包括米尔诺平方、定位、环扩展和环同胚。