Encyclopedia Gravity Gravity Ledger Superposition Ledger Superposition Preserved

ARTICLE 4 claims 4 theorems

Gravity Ledger Superposition Ledger Superposition Preserved

In quantum mechanics, a system can be in two states at once; this page explains how Recognition Science's ledger update preserves that possibility.

Ledger superposition

Quantum mechanics allows a particle to be in a superposition, a combination of two or more states at the same time. The classic example is Schrödinger's cat, both alive and dead until measured. A central question for any theory of physics is whether its fundamental update rule respects this feature: if you start with a superposition, do you get a superposition back, or does the rule collapse it into something classical?

Recognition Science models physical states as ledger configurations, a discrete record of recognition events. The one-tick update, called cyclic_shift, moves each entry one step along an eight-position cycle. The declaration ledger_superposition_preserved states a precise theorem: for any two ledger states ψ and φ, and any complex numbers a and b, applying the update to the combination aψ + bφ gives exactly the same as a times the update of ψ plus b times the update of φ. In symbols, cyclic_shift(aψ + bφ) = a·cyclic_shift(ψ) + b·cyclic_shift(φ). This is the defining property of a linear map.

Linearity alone does not guarantee that lengths are preserved. The theorem also shows that the update preserves the inner product, the complex-valued measure of overlap between two states. Consequently, the norm, the length of a state, is unchanged by the update. Together, these results mean the update is a unitary transformation on the eight-dimensional complex space of ledger states. Unitarity is the mathematical condition that probabilities sum to one and that superpositions remain superpositions; it is the same property that governs time evolution in standard quantum mechanics.

The theorem is proved in the framework's machine-checked library of formal theorems. It builds on earlier results about the Schrödinger equation and the complex structure of the state space, without adding new assumptions. The proof establishes that the recognition update is linear and preserves the inner product, so coherent superpositions of definite ledger configurations are physical states and are preserved by the update.

What the declaration does not claim is equally important. It does not assert that any particular superposition is realized in nature, nor does it specify which states are allowed. It only says that if a superposition exists, the update keeps it a superposition. The theorem is about the update rule, not about the initial conditions of the universe. It also does not claim that the update is the only possible one; other unitary maps could also preserve superpositions. The result is a structural property of the framework's dynamics, not a statement about which states actually occur.

THEOREM ledger_superposition_preserved · IndisputableMonolith/Gravity/LedgerSuperposition.lean
ledger_superposition_preserved · IndisputableMonolith/Gravity/LedgerSuperposition.lean:55
/-- **T1.i (Linearity).** The recognition update is `ℂ`-linear: it maps
linear combinations of ledger configurations to the corresponding linear
combinations of evolved configurations. This is
`SchrodingerDerivation.schrodinger_linear` repackaged in the ledger
superposition language. -/
theorem ledger_superposition_preserved
    (ψ φ : Signal8) (a b : ℂ) :
    cyclic_shift (a • ψ + b • φ) =
      a • cyclic_shift ψ + b • cyclic_shift φ :=
  IndisputableMonolith.Foundation.SchrodingerDerivation.schrodinger_linear ψ φ a b
THEOREM recognition_update_inner_preserved · IndisputableMonolith/Gravity/LedgerSuperposition.lean
recognition_update_inner_preserved · IndisputableMonolith/Gravity/LedgerSuperposition.lean:91
/-- **T1.iii (Inner-product preservation).** The recognition update
preserves the canonical `inner8` Hermitian inner product. The proof is
direct from the definitions of `inner8` and `cyclic_shift`: the cyclic
shift permutes the eight summands without changing the value of the
sum. -/
theorem recognition_update_inner_preserved (f g : Signal8) :
    inner8 (cyclic_shift f) (cyclic_shift g) = inner8 f g := by
  show IndisputableMonolith.Foundation.ComplexStructureForcing.inner8
      (cyclic_shift f) (cyclic_shift g)
      = IndisputableMonolith.Foundation.ComplexStructureForcing.inner8 f g
  unfold IndisputableMonolith.Foundation.ComplexStructureForcing.inner8 cyclic_shift
  rw [Fin.sum_univ_eight, Fin.sum_univ_eight]
  simp
  ring
THEOREM recognition_update_norm_preserved · IndisputableMonolith/Gravity/LedgerSuperposition.lean
recognition_update_norm_preserved · IndisputableMonolith/Gravity/LedgerSuperposition.lean:106
/-- **T1.iii (Norm preservation).** As a corollary of inner-product
preservation, the recognition update preserves the `inner8`-norm
squared. -/
theorem recognition_update_norm_preserved (f : Signal8) :
    inner8 (cyclic_shift f) (cyclic_shift f) = inner8 f f :=
  recognition_update_inner_preserved f f
THEOREM ledgerSuperpositionTheorem · IndisputableMonolith/Gravity/LedgerSuperposition.lean
/-- The canonical inhabitant of `LedgerSuperpositionTheorem`. -/
def ledgerSuperpositionTheorem : LedgerSuperpositionTheorem where
  linearity := ledger_superposition_preserved
  linearity_sum := fun s c L => ledger_superposition_finite_sum s c L
  inner_preserved := recognition_update_inner_preserved
  norm_preserved := recognition_update_norm_preserved

What this page does not claim

The theorem does not claim that any particular superposition exists in nature. It does not specify which ledger states are allowed or forbidden. It does not claim that the update is the only possible unitary map.

Verify this page

Every tagged claim above names its theorem. To check one yourself rather than trust this page, elaborate the source module with Lean 4 and audit its axiom basis:

$ lake env lean IndisputableMonolith/Gravity/LedgerSuperposition.lean
expected axiom basis: [propext, Classical.choice, Quot.sound] (the Lean kernel's standard three; no RS-specific axioms)

A page whose claims cannot be reproduced this way does not ship. In production, every anchor links to the exact declaration in the public source release, and this block carries the build receipt for the page itself.

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