2012年12月12日 - (A)(B)τii+i1Figure 3.(A) The virtual crossing generatorτi\tau_{i}. (B) An example virtual braid with two classical and one virtual crossin...
2012年12月6日 - Title:Higher generation for pure braid groups.Matthew C. B. ZaremskyView a PDF of the paper titled Higher generation for pure braid groups, ...
2012年12月12日 - In this section we compute the virtually abelian dimension of finite-type surface braid groups. Before computing this dimension we need to p...