Whitney stratification of sets definable in the structure $ℝ_{exp}$
Volume 33 / 1996
Banach Center Publications 33 (1996), 401-409
DOI: 10.4064/-33-1-401-409
Abstract
The aim of this paper is to prove that every subset of $ℝ^n$ definable from addition, multiplication and exponentiation admits a stratification satisfying Whitney's conditions a) and b).