Good question. It describes the module (what colour spaces and formats are supported) – and maybe that is the intention, not more. The whole darktable documentation is ‘spartan’ in a way (e.g. there are not many screenshots, that could go obsolete). That is probably no links are provided to sites with LUTs – and the original question was about those:
Where can I find some 3D LUTs for DT ?
What I meant with ‘not intended to be precise’ is: