English

Separately Subharmonic and Harmonic Functions are Subharmonic

Complex Variables 2009-06-09 v4

Abstract

We will prove that a function u(x,y) defined on a domain of RpxRq that is subharmonic in one variable and harmonic in the other is (jointly) subharmonic. This solves a long-standing open problem.

Keywords

Cite

@article{arxiv.0905.0712,
  title  = {Separately Subharmonic and Harmonic Functions are Subharmonic},
  author = {Mansour Kalantar},
  journal= {arXiv preprint arXiv:0905.0712},
  year   = {2009}
}

Comments

The paper has been withdrawn, because of an error

R2 v1 2026-06-21T12:58:34.779Z