2008/12/26 by Izu Vaisman, Vaisman, Izu
Mathematics · #53D17 #57R20 #Advanced Topics in Algebra #Algebraic structures and combinatorial models #Differential Geometry (math.DG) #FOS: Mathematics #Homotopy and Cohomology in Algebraic Topology #Symplectic Geometry (math.SG) #math.DG #math.SG #msc:53D17 #msc:57R20
paper · pdf · doi:10.48550/arxiv.0812.4658
Latex, 18 pages, small corrections and a new proposition added
openalex publication_date 2008/12/26 · arxiv created 2009/08/27 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
We extend R. Fernandes' construction of secondary characteristic classes of a Lie algebroid to the case of a base-preserving morphism between two Lie algebroids. Like in the case of a Lie algebroid, the simplest characteristic class of our construction coincides with the modular class of the morphism.