PAPER / ARXIV:2609.15415
Ben Mares , Yuta Nozaki , Masaki Taniguchi
RESUMO
We show the homology cobordism group of homology $3$-spheres is not generated by graph homology $3$-spheres. Our technique is a combination of filtered instanton Floer theory and Gromov's simplicial volume.
NO MESMO MAPA