Mention .coerce() method in coercion tour #39069
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Would you please break the very long lines you add in the doctests ? |
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speaking of which there are two inconsistent styles
Notice that the zero tensor field is immutable, and therefore its
components cannot be changed::
sage: zer = M.tensor_field_module((1, 1)).zero()
sage: zer.is_immutable()
True
sage: zer.set_comp()
Traceback (most recent call last):
...
ValueError: the components of an immutable element cannot be
changede.g.
NotImplementedError: is_square() not implemented for
non-constant or relational elements of Symbolic Ringe.g. Just nitpicking. |
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sagemathgh-39069: Mention .coerce() method in coercion tour I feel it's too hard to discover previously. ### 📝 Checklist <!-- Put an `x` in all the boxes that apply. --> - [x] The title is concise and informative. - [x] The description explains in detail what this PR is about. - [x] I have linked a relevant issue or discussion. - [x] I have created tests covering the changes. - [x] I have updated the documentation and checked the documentation preview. ### ⌛ Dependencies <!-- List all open PRs that this PR logically depends on. For example, --> <!-- - sagemath#12345: short description why this is a dependency --> <!-- - sagemath#34567: ... --> URL: sagemath#39069 Reported by: user202729 Reviewer(s): Frédéric Chapoton
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I feel it's too hard to discover previously.
📝 Checklist
⌛ Dependencies