[Merged by Bors] - feat: generalize some ContinuousMul hypotheses to SeparatelyContinuousMul

[j-loreaux]

As discussed at #mathlib4 > A `ContinuousConstMul` class @ 💬

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[j-loreaux]

Just shadowing the variables because ContinuousMul really is necessary here, but none of the other results in this section need it.

[github-actions]

PR summary 1049ae22f7

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

+ instance (priority := 100) ContinuousMul.measurableMul [Mul γ] [SeparatelyContinuousMul γ] :
+ instance [SeparatelyContinuousMul G] (U : OpenSubgroup G) : DiscreteTopology (G ⧸ U.toSubgroup)
+ instance [SeparatelyContinuousMul G] : Lattice (OpenNormalSubgroup G)
+ instance [SeparatelyContinuousMul G] : Max (OpenNormalSubgroup G)
+ instance [SeparatelyContinuousMul G] [CompactSpace G] (U : OpenSubgroup G) :
- instance (priority := 100) ContinuousMul.measurableMul [Mul γ] [ContinuousMul γ] :
- instance [ContinuousMul G] (U : OpenSubgroup G) : DiscreteTopology (G ⧸ U.toSubgroup)
- instance [ContinuousMul G] : Lattice (OpenNormalSubgroup G)
- instance [ContinuousMul G] : Max (OpenNormalSubgroup G)
- instance [ContinuousMul G] [CompactSpace G] (U : OpenSubgroup G) : Finite (G ⧸ U.toSubgroup)

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).

[ocfnash]

Thanks!

bors merge

[mathlib-bors]

Pull request successfully merged into master.

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