Revisiting Mathematics Education 18 Several approaches to immunological interven

Several approaches to immunological interven tion were less successful than expected

and other organizations within a society1

Bei Anlegen eines elektrischen Feldes können sich dipolare Moleküle im Feld ausrichten

Die versuchte Symptombeschreibung im Einführungskapitel macht sehr rasch klar

Revisiting Mathematics Education 18 Several approaches to immunological intervenThis book is a product of love and respect. If that sounds rather odd I initially apologise, but let me explain why I use those words. The original manuscript was of course Freudenthals, but his colleagues have carried the project through to its conclusion with love for the man, and his ideas, and with a respect developed over years of communal effort. Their invitation to me to write this Preface e bles me to pay my respects to the great man, although