Office contact info (phone etc) at the website of the Finnish Matriculation Examination Board where I currently work can be found in finnish and in swedish.
I used to work at the University of Helsinki in the Department of Mathematics and Statistics and did some research in the field of set theory.
Publications
- Potential isomorphism and semi-proper trees. Joint with
Tapani Hyttinen and
Saharon Shelah.
Fundamenta Mathematicae, 175:127-142, 2002.
- Abstract
- Preprint [dvi] [pdf] [ps] (301 in the departments report series)
- math.LO/0112288 in ArXiv
- MR1969631 (2004e:03079), Zbl 1013.03039
- Diamonds on large cardinals. Annales Academiae Scientiarum Fennicae Mathematica Dissertationes, 134, 48 pp., 2003.
- Orders of indescribable sets.
Archive for Mathematical Logic, 45:705-714, 2006.
- Abstract
- Full text (manuscript) [dvi] [pdf] [ps]
- The original publication is available at www.springerlink.com
- MR2252250, Zbl 1099.03043
- Saturation of the weakly compact ideal. Proceedings of the American Mathematical Society, 138: 3323-3334, 2010.
- Diamond on the regulars versus weakly compact diamond. In preparation.
My PhD thesis of 2003 consists of the first two publications and a short introduction.
URL pointing to this page: http://www.iki.fi/alex.hellsten