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| CODIMENSION 1 IMMERSIONS OF THE CIRCLE AND SURFACES | |
| 作者姓名： | 李邦河 |
| 作者单位： | Inst. of |
| 摘 要： | Let f: S~1→M~2 or M~2→N~3 be a map, we classify the immersions homotopic to f, where M~2 and N~3 are arbitrary surface and 3-manifolds respectively. |
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