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16
votes
So what exactly are perverse sheaves anyway?
If you're looking for a more geometric interpretation of perverse sheaves, you might be interested in MacPherson's 1990 lecture notes "Intersection Homology and Perverse Sheaves." As far as I know, I …
5
votes
A recommendation for a book on perverse sheaves
Here are two possibilities:
Topological Invariants of Stratified Spaces by Markus Banagl
Intersection Homology & Perverse Sheaves: with Applications to Singularities by Laurenţiu G. Maxim
6
votes
"Correct" definition of stratified spaces and reference for constructible sheaves?
A bit more reader friendly than Kashiwara-Schapira is Borel's Intersection Cohomology. It doesn't treat perverse sheaves, but it has a good overview of stratified spaces in the first few chapter and d …