Opening the book…
This book is dedicated to my twin sister Susanne, with all my love and gratitude.

The book could not be loaded just now.
From LibreTexts, under CC BY-NC-ND 4.0, as the source states it; its equations are written in TeX, which the PDF shows typeset. This page at LibreTexts.
Opening the book…
This book is dedicated to my twin sister Susanne, with all my love and gratitude.

The book could not be loaded just now.