feat(Combinatorics/SimpleGraph/Matching): maximum and maximal matchings for Konig's theorem

[ksenono]

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[github-actions[bot]]

PR summary dd52921e14

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference

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Declarations diff

+ IsMatching.dart_card_eq_vert_card + IsMatching.edge_card_eq_double_vert_card + IsMatching.iSup_of_isChain + IsMatching.matching_restricted + Subgraph.IsMaxSizeMatching + Subgraph.IsMaximalMatching + card_darts + exists_isMaximalMatching + isMatching.of_connected_pair

You can run this locally as follows

## summary with just the declaration names:
./scripts/declarations_diff.sh <optional_commit>

## more verbose report:
./scripts/declarations_diff.sh long <optional_commit>

The doc-module for script/declarations_diff.sh contains some details about this script.

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No changes to technical debt.

You can run this locally as

./scripts/technical-debt-metrics.sh pr_summary

• The relative value is the weighted sum of the differences with weight given by the inverse of the current value of the statistic.
• The absolute value is the relative value divided by the total sum of the inverses of the current values (i.e. the weighted average of the differences).

[ksenono]

Thanks a lot for the feedback!