English

Implicitly definable generalized quantifiers

Logic 2014-10-15 v1

Abstract

We give a new elementary proof of the main theorem of [Fef12]: Quantifiers implicitly definable in pure second-order logic equipped with Henkin semantics implies are (explicitly) definable in first-order logic.

Keywords

Cite

@article{arxiv.1410.3625,
  title  = {Implicitly definable generalized quantifiers},
  author = {Fredrik Engström},
  journal= {arXiv preprint arXiv:1410.3625},
  year   = {2014}
}

Comments

5 pages

R2 v1 2026-06-22T06:22:41.387Z