Physical nonviability of $f(\mathbb{Q})$ in the scalar-tensor representation

Jose Beltrán Jiménez; Alejandro Jiménez Cano; Tomi S. Koivisto

Physical nonviability of $f(\mathbb{Q})$ in the scalar-tensor representation

General Relativity and Quantum Cosmology 2026-06-29 v1 Cosmology and Nongalactic Astrophysics

Authors: Jose Beltrán Jiménez , Alejandro Jiménez Cano , Tomi S. Koivisto

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Abstract

We show the known pathological character of $f(\mathbb{Q})$ gravity in its scalar-tensor representation.

Keywords

f(Q) gravity scalar-tensor representation pathological character modified gravity nonviability

Cite

@article{arxiv.2606.30036,
  title  = {Physical nonviability of $f(\mathbb{Q})$ in the scalar-tensor representation},
  author = {Jose Beltrán Jiménez and Alejandro Jiménez Cano and Tomi S. Koivisto},
  journal= {arXiv preprint arXiv:2606.30036},
  year   = {2026}
}

Comments

6 pages, no figures