“van Kampen's Theorem”的概念、定义、习题解题方法及翻译-数学辞典

单词

van Kampen's Theorem

释义

van Kampen's Theorem

In the usual diagram of inclusion homeomorphisms, if the upper two maps are injective, then so are the other two.

References

Rolfsen, D. Knots and Links. Wilmington, DE: Publish or Perish Press, pp. 74-75 and 369-373, 1976.

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