Geodesic
The moduli of sections has a canonical obstruction theory
Forum of Mathematics, Sigma, Tome 10 (2022)

Voir la notice de l'article provenant de la source Cambridge University Press

We give a detailed proof that locally Noetherian moduli stacks of sections carry canonical obstruction theories. As part of the argument, we construct a dualising sheaf and trace map, in the lisse-étale topology, for families of tame twisted curves when the base stack is locally Noetherian. 
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     author = {Rachel Webb},
     title = {The moduli of sections has a canonical obstruction theory},
     journal = {Forum of Mathematics, Sigma},
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Rachel Webb. The moduli of sections has a canonical obstruction theory. Forum of Mathematics, Sigma, Tome 10 (2022). doi: 10.1017/fms.2022.61

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