EN
CONTENTS
Acknowledgements...................................................................4
I. Introduction
§ 1.1. Algebraic independence.................................................5
§ 1.2. Notation and some estimates..........................................9
II. Formal series
§ 2.1. A class to which the solution belong..............................11
III. Zero estimates.
§ 3.1. The general case ........................................................15
§ 3.2. Resultants.....................................................................23
§ 3.3. The upper triangular case ...........................................26
IV. Preliminaries
§ 4.1. Ideals............................................................................30
§ 4.2. Some lemmas ..............................................................34
V. The main results
§ 5.1. Hypothesis Hyp(f,α)......................................................41
§ 5.2. Conclusions .................................................................45
Appendix.................................................................................53
References.............................................................................60