Random triples
| Subject | Object |
|---|---|
| gptkb:S^2_×_R_geometry | S^2 × S^1 |
| gptkb:S^2_×_R_geometry | non-orientable S^2-bundles over S^1 |
| gptkb:S^2_×_R_geometry | RP^2 × S^1 |
| Subject | Object |
|---|---|
| gptkb:S^2_×_R_geometry | S^2 × S^1 |
| gptkb:S^2_×_R_geometry | non-orientable S^2-bundles over S^1 |
| gptkb:S^2_×_R_geometry | RP^2 × S^1 |