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feat(NumberTheory/ArithmeticFunction/LFunction): Euler products are multiplicative#37563

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feat(NumberTheory/ArithmeticFunction/LFunction): Euler products are multiplicative#37563
tb65536 wants to merge 1 commit intoleanprover-community:masterfrom
tb65536:tb_eulp

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@tb65536 tb65536 commented Apr 2, 2026

This PR proves that Euler products of multiplicative functions are multiplicative.


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@tb65536 tb65536 added awaiting-CI This PR does not pass CI yet. This label is automatically removed once it does. t-number-theory Number theory (also use t-algebra or t-analysis to specialize) t-algebra Algebra (groups, rings, fields, etc) labels Apr 2, 2026
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github-actions bot commented Apr 2, 2026

PR summary c7cd377ce0

Import changes for modified files

No significant changes to the import graph

Import changes for all files
Files Import difference

Declarations diff

+ isMultiplicative_eulerProduct

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 removed the awaiting-CI This PR does not pass CI yet. This label is automatically removed once it does. label Apr 2, 2026
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2 participants