chore(Pointwise): move auxiliary lemma out

[YaelDillies]

This has nothing to do with pointwise actions and doesn't need to be additivised

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[github-actions]

PR summary d4dfd042a1

Import changes for modified files

Dependency changes

File	Base Count	Head Count	Change
Mathlib.Order.Monotone.Basic	170	171	+1 (+0.59%)

Import changes for all files

Files

Import difference

34 files Mathlib.GroupTheory.OreLocalization.OreSet Mathlib.Order.Filter.Defs Mathlib.Order.Circular Mathlib.GroupTheory.Subsemigroup.Center Mathlib.Data.Prod.Lex Mathlib.Algebra.Order.Monoid.Unbundled.OrderDual Mathlib.Algebra.Ring.Centralizer Mathlib.Data.Sigma.Order Mathlib.Order.MinMax Mathlib.Order.BoundedOrder.Lattice Mathlib.Data.Set.Subsingleton Mathlib.Algebra.Group.Center Mathlib.Order.PropInstances Mathlib.Data.List.SplitLengths Mathlib.Algebra.Group.Subsemigroup.Defs Mathlib.Data.Bundle Mathlib.Order.Monotone.Basic Mathlib.Order.Monotone.Monovary Mathlib.Order.BoundedOrder.Monotone Mathlib.Data.Part Mathlib.Order.Heyting.Basic Mathlib.Data.PSigma.Order Mathlib.Data.Nat.Order.Lemmas Mathlib.Data.SetLike.Basic Mathlib.Order.Iterate Mathlib.Algebra.Group.Submonoid.Defs Mathlib.Logic.Function.FiberPartition Mathlib.Data.Set.BoolIndicator Mathlib.Deprecated.MinMax Mathlib.Order.BooleanAlgebra Mathlib.Algebra.Order.Monoid.Unbundled.Defs Mathlib.Order.Lattice Mathlib.Data.Set.Basic Mathlib.Order.Disjoint

1

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Declarations diff

+ Group.card_nsmul_eq_card_nsmulpow_card_univ_aux
+ Group.card_pow_eq_card_pow_card_univ_aux
+ Nat.stabilises_of_monotone
- card_pow_eq_card_pow_card_univ_aux

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).

[b-mehta]

Seems like we should try to automatically detect if to_additive didn't modify the statement

[YaelDillies]

I am not convinced yet that there isn't a legitimate use for it, but yes good idea

[b-mehta]

bors d+

[mathlib-bors]

✌️ YaelDillies can now approve this pull request. To approve and merge a pull request, simply reply with bors r+. More detailed instructions are available here.

[leanprover-community-mathlib4-bot]

As this PR is labelled auto-merge-after-CI, we are now sending it to bors:

bors merge