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Updated: Oct 1, 2025

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Wavefunction realism does not 'privilege position'
1Department of Philosophy, University of Geneva, Rue de Candolle 2, 1211 Genèva 4, Switzerland.
Summary
Wavefunction realism does not arbitrarily privilege position. Different representations of the wavefunction represent the same physical reality, differing only in non-essential ways.
Area of Science:
- Quantum mechanics
- Philosophy of physics
Background:
- Wavefunction realism is often criticized for 'privileging position'.
- This criticism stems from the belief that it arbitrarily selects the position representation among infinite possibilities.
Purpose of the Study:
- To demonstrate that wavefunction realism does not arbitrarily privilege position.
- To reframe wavefunction realism as a role-based thesis.
Main Methods:
- Philosophical analysis of wavefunction representations.
- Argumentation based on haecceitistic differences.
Main Results:
- Different wavefunction representations lead to distinct versions of wavefunction realism.
- These differences are merely haecceitistic, not fundamental.
Conclusions:
- Wavefunction realism does not arbitrarily privilege position.
- The view should be understood as a role-based thesis, independent of specific representations.
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