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Rosser's trick

name

Etymology

Introduced by J. Barkley Rosser in 1936.

Definitions

  1. A method for proving Gödel's incompleteness theorems without the assumption that the…

    A method for proving Gödel's incompleteness theorems without the assumption that the theory being considered is ω-consistent. While Gödel's original proof uses a sentence that states (informally) "This sentence is not provable", Rosser's trick uses a formula that says "If this sentence is provable, there is a shorter proof of its negation".

The neighborhood

Vish — recursive loop

No curated loop yet for Rosser's trick. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA