Geodesic
A New Proof of a Theoremof Magnus
Canadian mathematical bulletin, Tome 40 (1997) no. 3, pp. 352-355

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DOI

Using naive algebraic geometric methods a new proof of the following celebrated theorem of Magnus is given: Let G be a group with a presentation having n generators and m relations. If G also has a presentation on n − m generators, then G is free of rank n − m.
DOI : 10.4153/CMB-1997-041-1
Mots-clés : Primary: 20E05, 20C99, Secondary: 14Q99 
Liriano, Sal. A New Proof of a Theoremof Magnus. Canadian mathematical bulletin, Tome 40 (1997) no. 3, pp. 352-355. doi: 10.4153/CMB-1997-041-1
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     title = {A {New} {Proof} of a {Theoremof} {Magnus}},
     journal = {Canadian mathematical bulletin},
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     year = {1997},
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     number = {3},
     doi = {10.4153/CMB-1997-041-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1997-041-1/}
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