单词	fundamental group
释义	fundamental group noun : a set that is a subset of all paths defined on a set of points each pair of which is joined by a path and that is the quotient group of the group of all paths beginning and ending in a given point Word History First Known Use 1945, in the meaning defined above
随便看	cymbiform Cymbium cymblin cymbling cymblings Cymbopetalum Cymbopogon cyme cymelet cymene cymenes cymes cymling cymlings cymlins cymo- Cymodoceaceae cymogene cymogenes cymograph cymographic cymographs cymoid cymols in the loop

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