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	2	Tag attempt	edited Jul 5 at 4:20 S. Carnahan♦ 25.6k●41●90
mapping-class-groups braid-groups gr.group-theory presentation presentations-of-groups
	1	view source	asked Apr 29 2010 at 22:25 jmortada 71●3
Presentation for an infinite index subgroup of the braid group If $H$ is an infinite index subgroup of the braid group $\mathcal{B}_n$, is there a way to find a presentation for $H$ ? mapping-class-groups braid-groups gr.group-theory presentation