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arxiv: 1407.3447 · v4 · pith:PLLVVQBXnew · submitted 2014-07-13 · 🧮 math.GR · math.AG

Surjectivity of certain word maps on PSL(2,C) and SL(2,C)

classification 🧮 math.GR math.AG
keywords certainmapssurjectivewordbelongscomplexdefinesderived
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We show that an element w of a free group F on n generators defines a surjective word map of PSL(2,C)^n onto PSL(2,C) unless w belongs to the second derived subgroup of F. We also describe certain words maps that are surjective on SL(2,C) x SL(2,C). Here C is the field of complex numbers.

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