Lines Matching refs:apex
1895 ## <Func Name="SCCone" Arg="complex, apex"/>
1898 …apex</Arg>. If not, an arbitrary vertex label <M>v</M> is used (which is not a vertex of <Arg>comp…
1899 ## If called with a facet list instead of a <C>SCSimplicialComplex</C> object and <Arg>apex</Arg> i…
1930 local maxv,facets,verts,cone,f,cc,complex,apex,labels;
1936 apex:=arg[2];
1956 if IsBound(apex) and apex in labels then
1962 if IsBound(apex) then
1963 cc:=SC([[apex]]);
1971 if IsBound(apex) then
1977 cone:=List(facets,x->Union(x,[apex]));
1981 SCRename(cc,Concatenation("cone over ",SCName(complex)," with apex ",String(apex)));
2012 ## <Func Name="SCClose" Arg="complex [, apex]"/>
2015 …Arg> by building a cone over its boundary. If <Arg>apex</Arg> is specified it is assigned to the a…
2029 local facets,cone,c,apex,labels,bd,complex,relabel;
2035 apex:=arg[2];
2046 if IsBound(apex) then
2047 if apex in labels then
2058 cone:=SCCone(bd,apex);