Lemma 15.63.7. Let $R$ be a ring. Let $(K^\bullet , L^\bullet , M^\bullet , f, g, h)$ be a distinguished triangle in $D(R)$. If two out of three of $K^\bullet , L^\bullet , M^\bullet$ are pseudo-coherent then the third is also pseudo-coherent.

There are also:

• 3 comment(s) on Section 15.63: Pseudo-coherent modules

In your comment you can use Markdown and LaTeX style mathematics (enclose it like $\pi$). A preview option is available if you wish to see how it works out (just click on the eye in the toolbar).