@article{article8ae90572, title = {On Rieffel’s conjecture characterizing a deformed algebra as Heisenberg smooth operators}, author = {Cabral, Rodrigo A. H. M. and Melo, Severino Toscano do Rego}, year = {2026}, doi = {10.4171/JNCG/637}, journal = {Journal of Noncommutative Geometry} }