Diff for "interact/graph_theory"

Differences between revisions 14 and 15

Sage Interactions - Graph Theory

Contents

by Marshall Hampton

by William Stein:

by Jason Grout

by Pablo Angulo

interact/graph_theory (last edited 2020-02-08 12:53:38 by chapoton)

-  ⇤ ← Revision 14 as of 2012-05-09 03:21:19 → 
  Size: 9363
  Editor: jason
  Comment:
+   ← Revision 15 as of 2012-05-09 03:45:02 → ⇥
  Size: 9914
  Editor: jason
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 98:
+def animate_contraction(g, e, frames = 12, **kwds):
    v1, v2 = e
    if not g.has_edge(v1,v2):
        raise ValueError, "Given edge not found on Graph"
    ls = []
    posd = g.get_pos()
    for j in range(frames):
        gp = Graph(g)
        posdp = dict(posd)
        p1 = posdp[v1]
        p2 = posdp[v2]
        posdp[v2] = [a*(frames-j)/frames + b*j/frames
                    for a,b in zip(p2,p1)]

        gp.set_pos(posdp)
        ls.append(plot(gp, **kwds))
    return ls
-Line 234:
+Line 252:
-      g  = selector(graph_list.keys(), buttons = True),
+      g  = selector(graph_list.keys(), buttons = True,default='CompleteGraph4'),
-Line 236:
+Line 254:
-      m  = selector(graph_list.keys(), buttons = True),
      u3 = text_control(value='''? It is has, show it to me,
+      m  = selector(graph_list.keys(), buttons = True,default='CycleGraph4'),
      u3 = text_control(value='''? If it has, show it to me,
-Line 251:
+Line 269: