Johan Bosman Lecturer Name Dr. J.G. Bosman Telephone +31 71 527 2727 E-mail j.g.bosman@math.leidenuniv.nl Lecturer Science Mathematisch Instituut Mathematisch Instituut Work address Gorlaeus Building Einsteinweg 55 2333 CC Leiden Contact +31 71 527 2727 j.g.bosman@math.leidenuniv.nl No relevant ancillary activities