trureturingGitHub MATHEMATICAL ATLAS

ArithUnits / CONCEPT

Gardam's Unit-Conjecture Counterexample

Gardam's exact Promislow group-ring counterexample over ZMod 2, transported through a faithful four-coset model.

Closed Authored exposition
DIRECT PREREQUISITES0
DIRECT CONSEQUENCES0
PROOF DEPTH0
DOCUMENT LINKS1
THEOREM

The presented group is torsion-free

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Gardam's Unit-Conjecture CounterexampleGardam's Unit-ConjectureCounterexample
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Lean sourceResearch workspace
Status
Closed
Depth
0
Layer
D5/S3
Domain
ArithUnits
Node ID
D5/S3/ArithUnits/Gardam
Repository path
D5/S3/ArithUnits/Gardam.lean
Truth release
sha256:76a8db6a0f78609b1b9d4a959c8392f2752f2daaddc1930e046e34ce07d0f608
Source commit
b52262a023c4db9bb30a128ebfd80ea4ef4c1a53
Source tree
37a24ddf3b9983bdabf0acbfd9b32b06c35c28d3

Authority boundary

Dependency edges, status, and source coordinates come from the verified release and certified topology. Blueprint exposition is labeled separately. A fallback title carries no additional mathematical authority.