Add matroid attribute girth() #37145
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tscrim
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Jan 29, 2024
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vbraun
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Jan 30, 2024
<!-- ^^^^^ Please provide a concise, informative and self-explanatory title. Don't put issue numbers in there, do this in the PR body below. For example, instead of "Fixes sagemath#1234" use "Introduce new method to calculate 1+1" --> <!-- Describe your changes here in detail --> Added a function `girth()` to the main matroid class. This is a standard notion which corresponds to the size of the smallest circuit of the matroid. A similar notion exists for graphs. <!-- Why is this change required? What problem does it solve? --> <!-- If this PR resolves an open issue, please link to it here. For example "Fixes sagemath#12345". --> <!-- If your change requires a documentation PR, please link it appropriately. --> ### 馃摑 Checklist <!-- Put an `x` in all the boxes that apply. --> <!-- If your change requires a documentation PR, please link it appropriately --> <!-- If you're unsure about any of these, don't hesitate to ask. We're here to help! --> <!-- Feel free to remove irrelevant items. --> - [x] The title is concise, informative, and self-explanatory. - [x] The description explains in detail what this PR is about. - [x] I have created tests covering the changes. - [x] I have updated the documentation accordingly. URL: sagemath#37145 Reported by: gmou3 Reviewer(s): Travis Scrimshaw
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Added a function
girth()to the main matroid class. This is a standard notion which corresponds to the size of the smallest circuit of the matroid. A similar notion exists for graphs.馃摑 Checklist