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2 commits

Author SHA1 Message Date
b65ef756ca fix(StrandCapacityBound): repair proofs + register in lakefile
Registering required it to actually compile (it did not). Fixes:
- capacity_bound_grid was FALSE at L₁=0 or L₂=0 (empty grid, nonempty image)
  and its `norm_num : 0 < (L₁:ℤ)` could not prove positivity of a variable.
  Added `0 < L₁, 0 < L₂` hypotheses; threaded through capacity_bound and
  chiral_capacity_bound.
- mathlib name drift: emod_nonneg/emod_lt → Int.emod_nonneg (b ≠ 0) /
  Int.emod_lt_of_pos; Finset.card_Ico → Int.card_Ico;
  Finset.card_le_card_of_subset → Finset.card_le_card; Finset.image_subset →
  Finset.image_subset_iff.mpr.
- replaced a `#eval` (broke on ℤ's noncomputable order instance) and its WRONG
  expected value (claimed 4 over {1..6}, actually 6) with two kernel-checked
  `decide` witnesses: {1,2,5,6}→4 (the Sidon set) and Ico 1 7→6.
- registered CoreFormalism.StrandCapacityBound in lakefile.

Verified: lake build OK (links into SilverSightFormal), #print axioms =
{propext, Classical.choice, Quot.sound} (no sorryAx, no custom axiom),
anti-smuggle --ci clean.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-03 15:19:47 -05:00
3362d554d1 feat(braid/dag): land untracked research WIP + register 4 formal libs; ignore build artifacts
- lakefile.lean: register SilverSight.{AngrySphinx,CollatzBraid,GoldenSpiral,GCCL}
- docs/research/: braid group action, iteration DAG/regime, Sidon
  preservation/creation, unified CRT-torus DAG notes
- docs/diagrams/: DAG + heatmap + 8-strand search JSON/dot outputs
- formal/CoreFormalism/StrandCapacityBound.lean: capacity bound (passes
  hardened anti-smuggle --ci)
- scripts/, python/: braid word solver, collapse/DAG search + tuning,
  heatmap gen, YB search/verification, wrapping verifier
- .gitignore: exclude rust/**/target and coq compiled artifacts
  (*.vo/*.vok/*.vos/*.glob/*.aux) that were polluting the tree

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-03 15:11:37 -05:00