Mathematical fictionalism vs. physical fictionalism

Josef Urban josef.urban at
Mon Mar 29 05:54:45 EDT 2021

Not sure how related it is but Rizwan Virk made recently interesting
connections between quantum phenomena and game-style simulation: (also a book published in 2019).


On Mon, Mar 29, 2021 at 5:28 AM Vaughan Pratt <pratt at> wrote:

> While I'm sympathetic to the point of view of mathematical fictionalism,
> I'd be interested in hearing from any FOM participants about physics
> fictionalism.
> Whereas Bohmian mechanics maintains that particles such as electrons move
> continuously, the Copenhagen Interpretation maintains that electrons in
> orbitals only exist as distributions and not as actual continuously moving
> particles.
> These being contradictory points of view, must we infer that at least one
> of them is fictional?
> Vaughan Pratt
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