Metadata shorthands: {} aliases: [Frontier of a subset in a metric space] created: 2021-12-15 14:40:28 modified: 2022-01-19 16:11:04 Let be a subset of a metric space . The set consisting of all the boundary points of is called the boundary of .
shorthands: {} aliases: [Frontier of a subset in a metric space] created: 2021-12-15 14:40:28 modified: 2022-01-19 16:11:04