Changes between Initial Version and Version 1 of Ticket #15627
- Timestamp:
- 01/03/14 21:28:36 (7 years ago)
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Ticket #15627
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new
toneeds_review
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Dependencies
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#15603
to#15623
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to
u/ncohen/15627
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Ticket #15627 – Description
initial v1 2 2 3 3 Here is the new behaviour 4 {{{ 5 Multiple edges and loops:: 6 7 sage: g = Graph(multiedges=True, loops=True) 8 sage: g.add_edges(graphs.PetersenGraph().edges()) 9 sage: g.add_edges(graphs.PetersenGraph().edges()) 10 sage: g.add_edge(0,0) 11 sage: g.add_edge(0,0,"Hey") 12 sage: g.add_edge(0,9) 13 sage: g.add_edge(0,9) 14 sage: g.add_edge(0,9) 15 sage: (2*g.size()) == (2*g).size() 16 True 17 18 Immutable input ? Immutable output:: 19 20 sage: g = g.copy(immutable=True) 21 sage: (2*g)._backend 22 <class 'sage.graphs.base.static_sparse_backend.StaticSparseBackend'> 23 }}} 24 25 I hate multiedges. I hate loops. I hate labels. 26 27 Nathann