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feat(Combinatorics/SimpleGraph): add lemmas about left and right elements of SimpleGraph.sum#37179

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IvanRenison:not_connected_sum
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feat(Combinatorics/SimpleGraph): add lemmas about left and right elements of SimpleGraph.sum#37179
IvanRenison wants to merge 3 commits intoleanprover-community:masterfrom
IvanRenison:not_connected_sum

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@IvanRenison IvanRenison changed the title feat(Combinatorics/SimpleGraph): add lemmas about connectivity of left and right elements of SimpleGraph.sum feat(Combinatorics/SimpleGraph): add lemmas about left and right elements of SimpleGraph.sum Mar 25, 2026
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github-actions bot commented Mar 25, 2026

PR summary 11476c36a7

Import changes for modified files

No significant changes to the import graph

Import changes for all files
Files Import difference

Declarations diff

+ not_adj_sum_inl_inr
+ not_connected_sum
+ not_preconnected_sum
+ not_reachable_sum_inl_inr

You can run this locally as follows
## summary with just the declaration names:
./scripts/pr_summary/declarations_diff.sh <optional_commit>

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

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


No changes to technical debt.

You can run this locally as

./scripts/reporting/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).

@github-actions github-actions bot added the t-combinatorics Combinatorics label Mar 25, 2026
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@WilliamCoram WilliamCoram left a comment

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Other than my few comments, it is looking good.

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