perverse sheaf (Q17086746)
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bounded cochain complex C of constructible sheaves over a topological space, such that, for all integers i, the support of ℋ⁻ⁱ(C) has dimension at most 2i, and similarly for the dual complex of C, where ℋ denotes the cohomology sheaf
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | perverse sheaf |
bounded cochain complex C of constructible sheaves over a topological space, such that, for all integers i, the support of ℋ⁻ⁱ(C) has dimension at most 2i, and similarly for the dual complex of C, where ℋ denotes the cohomology sheaf |
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Wikipedia(2 entries)
- enwiki Perverse sheaf
- frwiki Faisceau pervers