The Lusternik–Schnirelmann category of a connected sum
Tom 251 / 2020
Fundamenta Mathematicae 251 (2020), 317-328
MSC: Primary 55M30; Secondary 57R19.
DOI: 10.4064/fm792-1-2020
Opublikowany online: 5 June 2020
Streszczenie
We use the Berstein–Hilton invariant to prove the formula for the Lusternik–Schnirelmann category of the connected sum of closed manifolds M and N.