xxxxxxxxxximport warnings; warnings.simplefilter('ignore')def col(i,p): c1,c2,c3=i/p,random(),random() return sage.plot.colors.float_to_html(c1,c2,c3)def linegraph3d(g,n): LG=Graphics(); vg=g.get_pos(); eg=g.edges() nv=len(vg); ne=len(eg); k=randint(10,50)/100 x0=mean([list(vg.values())[i][0] for i in range(nv)]) y0=mean([list(vg.values())[i][1] for i in range(nv)]) coord=[[list(vg[eg[i][0]]),list(vg[eg[i][1]])] for i in range(ne)] lg=[[[x-x0,y-y0] for [x,y] in coord[i]] for i in range(ne)] zlg=[[[(1+k*j)*x,j,(1+k*j)*y] for [x,y] in lg[i]] for j in range(n) for i in range(ne)] for i in range(n*ne): LG+=line3d(zlg[i],color=col(i,ne/(n-1))) LG.show(frame=False,aspect_ratio=1)linegraph3d(graphs.CubeGraph(6),5)xxxxxxxxxximport warnings; warnings.simplefilter('ignore')def col(): c1,c2,c3=.3,random(),random() return sage.plot.colors.float_to_html(c1,c2,c3)def linegraph3d(g,k): LG=Graphics(); vg=g.get_pos(); eg=g.edges() nv=len(vg); ne=len(eg) x0=mean([list(vg.values())[i][0] for i in range(nv)]) y0=mean([list(vg.values())[i][1] for i in range(nv)]) coord=[[list(vg[eg[i][0]]),list(vg[eg[i][1]])] for i in range(ne)] lg=[[[x-x0,y-y0] for [x,y] in coord[i]] for i in range(ne)] zlg=[[[(cos(j*pi/k)*x-sin(j*pi/k)*y).n(), (sin(j*pi/k)*x+cos(j*pi/k)*y).n(), (j+1)/k] for [x,y] in lg[i]] for j in range(2*k) for i in range(ne)] for i in range(2*k*ne): LG+=line3d(zlg[i],color=col()) LG.show(frame=False,aspect_ratio=1)linegraph3d(graphs.CubeGraph(5),6)
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