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The modular class conjecture for Lie algebroids and differentiable stacks
Modular class conjecture. The modular class measures the obstruction to the existence of a volume form on the differentiable stack associated to the groupoid integrating the Lie al…
Conjectureopendifferentiable-stacks lie-algebroids modular-classesarXiv posted 2 days ago

The modular class conjecture for Lie algebroids and differentiable stacks