Karlsruhe Accurate Arithmetic (KAA), or Karlsruhe Accurate Arithmetic Approach (KAAA), augments conventional floating-point arithmetic with good error behaviour with new operations to calculate scalar products with a single rounding error.[1]
^Lortz, Bruno (1971). Eine Langzahlarithmetik mit optimaler einseitiger Rundung [A large-number arithmetic with optimal one-side rounding] (Ph.D. thesis) (in German). Universität Karlsruhe.
Bamberger, Lothar; Davenport, James H.; Fischer, Hans-Christoph; Kok, Jan; Schumacher, Günter; Ullrich, Christian; Wallis, Peter J. L.; Winter, Dik T.; Wolff von Gudenberg, Jürgen (1990). Wallis, Peter J. L. (ed.). Improving Floating-Point Programming (1st ed.). Bath, United Kingdom: John Wiley & Sons Ltd.ISBN0-471-92437-7. ISBN978-0-471-92437-1.
"Professoren-Porträt: Prof. Dr. Ulrich Kulisch". Eulenspiegel (in German). WS97/98 (1). Karlsruher Institut für Technologie, Fachschaft Mathematik Informatik. 2013-07-19 [October 1997]. Archived from the original on 2016-05-30. Retrieved 2016-05-30.