   ▁R unn ers - up    ▁Third ▁place    ▁Four th ▁place ▁ ▁Current ▁squad ▁The ▁following ▁is ▁the ▁Belg ian ▁ro ster ▁in ▁the ▁ 2 0 1 8 ▁F IV B ▁Vol ley ball ▁Women ' s ▁Nations ▁League ▁squad s . ▁ ▁Head ▁coach : ▁G ert ▁V ande ▁Bro ek ▁ ▁References ▁ ▁External ▁links ▁Official ▁national ▁team ▁website ▁ ▁Official ▁K B VB V ▁website ▁F IV B ▁profile ▁ ▁Category : National ▁women ' s ▁vol ley ball ▁teams ▁Category : W omen ' s ▁vol ley ball ▁in ▁Belg ium ▁Category : W omen ' s ▁national ▁sports ▁teams ▁of ▁Belg ium <0x0A> </s> ▁In ▁algebraic ▁topology , ▁a ▁mean ▁or ▁mean ▁operation ▁on ▁a ▁topological ▁space ▁X ▁is ▁a ▁continuous , ▁commut ative , ▁ide mp ot ent ▁binary ▁operation ▁on ▁X . ▁If ▁the ▁operation ▁is ▁also ▁associ ative , ▁it ▁defines ▁a ▁sem il attice . ▁A ▁classic ▁problem ▁is ▁to ▁determine ▁which ▁spaces ▁admit ▁a ▁mean . ▁For ▁example , ▁E uclidean ▁spaces ▁admit ▁a ▁mean ▁-- ▁the ▁usual ▁average ▁of ▁two ▁vectors ▁-- ▁but ▁spher es ▁of ▁positive ▁dimension ▁do ▁not , ▁including ▁the ▁circle . ▁ ▁Further ▁reading ▁. ▁. ▁. ▁. ▁ ▁Category : Binary ▁operations ▁Category : Me ans <0x0A> </s> ▁Ker ki ra ik os ▁( ), ▁is ▁a ▁form ▁of ▁a ▁Greek ▁folk ▁dance ▁from ▁the ▁island ▁of ▁Cor fu . ▁The ▁dance ▁consist ▁of ▁ 1 2 ▁steps ▁and ▁has ▁many ▁similar ities ▁with