Abstract
We identify Čech cocycles in nonabelian (formal) group cohomology with Maurer–Cartan elements in a suitable L ∞-algebra. Applications to deformation theory are described.
ACKNOWLEDGMENTS
Research carried out within the project “Aspetti omotopici e derivati in teoria delle deformazioni” of the University of Rome “La Sapienza.”
Notes
Communicated by C. Cibils.