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Measurement Conditioning and Apparent Collapse in the Finite Relational Closure Framework

Charles Durbin

Published May 23, 2026• 6 citations
Publisher

Abstract

This manuscript examines measurement update and the appearance of wave function collapse within the Finite Relational Closure Framework (FRCF). The central proposal is that the predictive role usually associated with collapse can be represented as conditioning on a finite recorded outcome, rather than as a physical reduction of an underlying state. For a measurement context C, admissible relational assignments form a constrained set Σ(C), and a finite measurement map partitions this set into outcome classes. When an outcome is recorded, subsequent predictions are made over the conditioned admissible domain compatible with that outcome. In this sense, measurement update is represented as domain restriction followed by renewed aggregation and normalization. The manuscript develops this idea for compatible sequential measurements, incompatible measurements requiring contextual refinement, projection-like repeatability, loss of interference, and conditional correlation updates in composite systems. It also distinguishes conditional update from controllable signaling, treating no-signaling as a marginal-consistency condition on admissible joint measurement contexts. The analysis is intended as a finite-measurement account of the update role associated with apparent collapse. It does not attempt to derive the full projection formalism, generalized measurements, continuous-spectrum measurement theory, apparatus dynamics, or generator-based measurement dynamics, which are left for future work.

DOI
10.5281/zenodo.20350048

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This manuscript formulates the refinement-closure generator problem within the Finite Relational Closure Framework (FRCF). Earlier work in the framework developed finite relational contexts, refinement algebras, quantum-like contribution aggregation, interference, probability, and measurement update as conditioning on recorded finite outcomes. The present manuscript addresses the remaining dynamical question: how contribution-bearing admissible structures should transform across contexts. For a context C, admissible relational assignments are represented by Σ(C), with a contribution map a_C assigning complex-valued contributions to admissible assignments. A candidate generator is understood as a rule relating structures of the form (C, Σ(C), a_C) to corresponding structures at refined or transformed contexts. A finite kernel representation is introduced as one concrete model of contribution transport, with kernel support restricted by admissible refinement relations. The manuscript identifies structural requirements for any candidate refinement-closure generator, including admissibility preservation, refinement consistency, finite-resolution quotient compatibility, contribution and phase compatibility, normalization behavior, and stability under refinement closure. It also distinguishes dynamical generation from measurement update: update is conditioning on a recorded outcome, whereas generation concerns the transport of contribution structure before, between, or independently of such conditioning events. The analysis does not derive the Schrödinger equation, a Hamiltonian, a path integral, or a unique physical generator. Rather, it identifies the finite-relational structure in which effective quantum dynamics would have to emerge and introduces empirical sufficiency as a filter on candidate generators.
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