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Issue: formalize conjectures 2239 and 2240#2419

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mo271 merged 5 commits intogoogle-deepmind:mainfrom
Srinivasoo7:formalize-conjectures-2239-2240
Mar 2, 2026
Merged

Issue: formalize conjectures 2239 and 2240#2419
mo271 merged 5 commits intogoogle-deepmind:mainfrom
Srinivasoo7:formalize-conjectures-2239-2240

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Formalizes the Quasiperfect (#2239) and Non-Power-of-2 Almost Perfect Numbers (#2240) conjectures using standard Mathlib divisor-sum syntax.

Closes #2239
Closes #2240

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@Srinivasoo7 Srinivasoo7 force-pushed the formalize-conjectures-2239-2240 branch from a33dbe6 to 4e43a11 Compare February 28, 2026 16:12
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Thanks, looks good, just a few comments...

Formalizes the Quasiperfect (google-deepmind#2239) and Non-Power-of-2 Almost Perfect
Numbers (google-deepmind#2240) conjectures using standard Mathlib divisor-sum syntax.

Closes google-deepmind#2239
Closes google-deepmind#2240

Signed-off-by: srinivas_oo7 <sklinkedin0120@gmail.com>
@Srinivasoo7 Srinivasoo7 force-pushed the formalize-conjectures-2239-2240 branch from 4e43a11 to 308a1e2 Compare March 1, 2026 19:54
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Hey @mo271
Thanks for the changes suggested.
Updated the PR accordingly

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Thanks, only two more formatting remarks

Srinivasoo7 and others added 2 commits March 1, 2026 14:28
Co-authored-by: Moritz Firsching <firsching@google.com>
Co-authored-by: Moritz Firsching <firsching@google.com>
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Hi @mo271
Updated the references as suggested
Thanks!

@mo271 mo271 enabled auto-merge (squash) March 1, 2026 20:30
@mo271 mo271 merged commit 3fa66cc into google-deepmind:main Mar 2, 2026
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Non-Power-of-2 Almost Perfect Numbers Conjecture Existence of Quasiperfect Numbers

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