Changes between Initial Version and Version 4 of Ticket #30263


Ignore:
Timestamp:
04/21/21 19:25:37 (2 months ago)
Author:
mkoeppe
Comment:

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  • Ticket #30263

    • Property Dependencies changed from to #31680
    • Property Milestone changed from sage-9.2 to sage-9.4
  • Ticket #30263 – Description

    initial v4  
    99
    1010TypeError: declare_union() takes 3 positional arguments but 4 were given
     11
     12sage: def label(element):
     13....:     try:
     14....:         return element._name
     15....:     except AttributeError:
     16....:         return '[' + ', '.join(sorted(x._name for x in element)) + ']'
     17
     18sage: P = M.subset_poset(open_covers=True); P.plot(element_labels={element: label(element) for element in P})
     19
    1120sage: M.declare_union(U, V.union(W))
     21sage: P = M.subset_poset(open_covers=True); P.plot(element_labels={element: label(element) for element in P})
     22
    1223sage: U.union(V).union(W)
    1324Open subset U_union_V_union_W of the 3-dimensional differentiable manifold M
     25sage: P = M.subset_poset(open_covers=True); P.plot(element_labels={element: label(element) for element in P})
     26
    1427sage: U.union(V.union(W))
    15283-dimensional differentiable manifold M
     29sage: P = M.subset_poset(open_covers=True); P.plot(element_labels={element: label(element) for element in P})  # same
     30
    1631}}}
    1732