Lemma 20.46.2 (08C5)—The Stacks project

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Table of contents
Part 1: Preliminaries
Chapter 20: Cohomology of Sheaves
Section 20.46: Strictly perfect complexes
Lemma 20.46.2 (cite)

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Lemma 20.46.2. The cone on a morphism of strictly perfect complexes is strictly perfect.

Proof. This is immediate from the definitions. $\square$

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