No label defined (Q4206079)
From MaRDI portal
scientific article; zbMATH DE number 4126272
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 4126272 |
Statements
1987
0 references
semi-open
0 references
semi-closed
0 references
semi-derived set
0 references