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leanprover-community/SphereEversion

SphereEversion

Formalization of the existence of sphere eversions

This is package metadata from a pinned Reservoir snapshot. It is not an imported proof corpus, an authorship claim, or a Therefore verification record.

48 GitHub starsApache-2.01 indexed versionsRepositoryFull history on Reservoir

Head version

ded8fda5e76b

ded8fda5e76bd11cfde49ce5018dee73538dd776

Toolchain
leanprover/lean4:v4.32.0-rc1
Revision date
1 Jul 2026
Dependencies
10
Versions
1

External build observation

Exact head commit and toolchain

Reservoir recorded build status passed and test status not observed for commit ded8fda5e76b with leanprover/lean4:v4.32.0-rc1 on 20 Jul 2026. Therefore did not run this build.

Pin this source in lakefile.lean

require SphereEversion from git "https://github.com/leanprover-community/sphere-eversion.git" @ "ded8fda5e76bd11cfde49ce5018dee73538dd776"

Discovery boundary

Searchable package, not yet an imported proof corpus

This page comes from a pinned Reservoir index snapshot. Therefore has not imported or independently built this package's declarations. Reservoir provider observations never change a Therefore verification status.

Index commit b6ac225af74cd6d6252fc559e3c4a085c46c618b

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