Mr. Neumann, irreplaceable technician, always on guard
Amelie Dd singing with full conviction about perfect Peter
Florian Dd
Perfect Peter song in Dd60 tent
Dd family and friend (background: Peter Benner, Peter Kunkel, Georg Bader)
PP song, first row: E. Zeidler, H. Yserentant, G. Wittum (background: ZIB members)
Dd family and friends (background: Peter Benner, Peter Kunkel, Georg Bader)
Andreas Griewank singing PP song
Dd60 tent: applause
... more PP song singers: Bettina Felsner, R. Klein, Angela Kunoth, P. Maass
... and more of the same: Heiko Berninger, Konrad Fackeldey, and Sabrina Nordt
... more PP singers: Rolf Möhring, Elmar Vogt, R.-H. Schulz and his wife
PP song singers: Rolf Jeltsch, Caren Tischendorf, Martin Grötschel, Florian Potra
PP song singers: Sandra and Jens
Belly dance 1
Belly dance 2
Peter between three women watching belly dance
Amelie and Peter Dd watching belly dance
Peter hiding behind his daughter Valerie
Belly dance 3
Belly dance 4
Florian and Valerie Dd
Gerhard Wanner during his talk
Audience during Wanner's talk
Gerhard Wanner and his audience
Extrapolation sequences (DIFSUB1 should read: DIFEX1)
Ronald Hoppe during his talk
Dd, Ernst Hairer, and Christian Lubich