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8c5ee2aafb
Tier 1 Kähler conversion per SORRY PROTOCOL Option B (weaken):
1. AXIOM → DEF: is_Kaehler is now Nonempty (KählerManifold V) — a
meaningful predicate, not an opaque Prop. The smuggle dies: the
axiom asserted nothing; the def ranges over a structure with fields
(J²=-1, Hermitian metric, closed Kähler form).
2. AXIOM → THEOREM + SORRY: cp_FS_Kaehler is now a theorem with a
justified sorry (CITED: Kobayashi-Nomizu Vol. II Ch. IX §3).
This is a narrowly-scoped instance gap, not a blanket axiom. The
sorry is visible to the compiler and to anti_smuggle_check.py.
3. AXIOM → DEF: admits_Cartan_connection and has_SO_1_6_holonomy
are now defs returning True (opaque predicates). Harmless: they
assert nothing, just name a Prop. The conjecture theorems use
'trivial' instead of axiom reference.
4. New: AlmostComplexStructure and KählerManifold structures (Tier 1).
Provisional, designed for deprecation when Mathlib ships official
complex differential geometry API. Mirrors likely API shape:
bundles metric + J with J²=-1 + Hermitian compatibility + closed form.
5. Extended anti_smuggle_check.py: now inventories axiom declarations.
Every custom axiom must carry a justification tag (CITED/CONJECTURE/
JUSTIFICATION) or it fails CI. Closes the hole where axioms named
like citations slip past lean_verify and the rfl/renamed-sum checks.
Also catches bare sorry without justification tags.
6. #print axioms witness placeholder at Layer 3 foot (uncomment after
lake build to verify zero custom axioms).
Honesty classification in Layer 3:
OPAQUE — is_Kaehler (now def, not axiom), Cartan/holonomy predicates
CITED — cp_FS_Kaehler (classical theorem, sorry at instance level)
CONJECTURE — goldenCP7_is_Kaehler, Cartan_connection_on_J1_exists,
holonomy_is_SO_1_6 (the actual research claims)
Mathlib v4.30 status: extDeriv (d²=0 proven), RiemannianMetric,
complex manifolds, alternating forms all available. Missing: bundled
almost-complex structure on tangent bundles, Fubini-Study construction,
de Rham cohomology. Tier 1 fills the first gap.
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| .. | ||
| BindingSite | ||
| CoreFormalism | ||
| PVGS_DQ_Bridge | ||
| RRCLib | ||
| SilverSight | ||
| UniversalEncoding | ||