[Merged by Bors] - feat(AlgebraicTopology/SimplicialSet): nondegenerate simplices in Δ[n] ⊗ Δ[1]

[joelriou]

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[github-actions]

PR summary 9445d1c3b0

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference
Mathlib.AlgebraicTopology.SimplicialSet.ProdStdSimplexOne (new file)	963

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Declarations diff

+ nonDegenerateEquiv₁
+ nonDegenerateEquiv₁_fst
+ nonDegenerateEquiv₁_snd

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.

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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).

[jcommelin]

Thanks 🎉

bors merge

[mathlib-bors]

Pull request successfully merged into master.

Build succeeded:

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• ci (staging) / Post-CI job