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assigned tag 0D9J 2017-02-14 5a51370
Tags: Added new tags
changed the proof 2017-02-10 1744567
BBD simplicial glueing lemma for D(Ab)

Seems very solid already on the first pass.

Interestingly you don't need to use vanishing of all negative exts
for the question for morphisms, but you do seem to need all negative
exts to vanish in order to construct objects that are locally given.
At least that is what happens with this method...
created statement with label lemma-nullity-cartesian-objects-derived in spaces-simplicial.tex 2017-02-10 596d70a
Towards glueing in simplicial topoi

It works! So fun!