Degtyarev, Alex2016-02-082016-02-0820130030-8730http://hdl.handle.net/11693/20755We compute the fundamental groups of five maximizing sextics with double singular points only; in four cases, the groups are as expected. The approach used would apply to other sextics as well, given their equations.EnglishFundamental groupPlane sexticTetragonal curveTorus typeArticle10.2140/pjm.2013.265.3271945-5844