[sage-support] Re: Re Superimpose various region_plot's

2011-10-11 Thread Zheng
Wow it works perfect! Thank you so much! I should take more careful look of the manual and help functions. Thank you. On Oct 11, 11:10 am, Jason Grout wrote: > On 10/11/11 9:44 AM, Zheng Han wrote: > > > The points in the area of region_plot are covered by the region_plot. >

[sage-support] Re Superimpose various region_plot's

2011-10-11 Thread Zheng Han
(Sorry the previous email I forget to attach the plot file. I would delete it in the google mailgroup.) The original discussion is here:http://groups.google.com/group/sage- support/browse_thread/thread/3f4ad882ba420693?hl=en. However, since the discussion seems closed I can't reply to it so I just

[sage-support] Re Superimpose various region_plot's

2011-10-11 Thread Zheng
The original discussion is here:http://groups.google.com/group/sage- support/browse_thread/thread/3f4ad882ba420693?hl=en. However, since the discussion seems closed I can't reply to it so I just opened this another discussion. I'm using sage4.7.1 and running it on ubuntu 11.04. I tried to create a

[sage-support] Position of vertices in tree graph

2011-10-08 Thread Zheng
Hi, I created a simple graph by commanding: a=Graph({0:[1,2],2:[3,4],1:[5,6]}) and plot it in tree layout: a.plot(layout='tree',tree_root=0,tree_orientation='down') However, the tree ploted will arrange the vertices unexpectedly because the edges for instance (1,5) and (2,4) are intersected. It

[sage-support] Re: Install new packages not in the sage additional optional packages

2011-09-11 Thread Zheng
packages. Great Sage! On Sep 11, 1:41 pm, Zheng wrote: > Hi, > Sage is really a nice interface for python users. However, does anyone > know how to install additional packages not in the optional packages > list? For example, install pulp from COIN-OR. I saw a discussion

[sage-support] Install new packages not in the sage additional optional packages

2011-09-11 Thread Zheng
Hi, Sage is really a nice interface for python users. However, does anyone know how to install additional packages not in the optional packages list? For example, install pulp from COIN-OR. I saw a discussion here http://groups.google.com/group/pulp-or-discuss/browse_thread/thread/b848fc0564bbd015/